{"title":"Header Bolts \u0026 Studs","description":"\u003cstrong\u003eHeader Bolts \u0026amp; Studs\u003c\/strong\u003e are built to handle exhaust heat and vibration. Prevent loosening in street and race headers.","products":[{"product_id":"aeroflow-3-8-16-header-bolts-1-uhl","title":"Aeroflow 3\/8-16\" Header Bolts 1\" UHL (AF37-1001)","description":"\u003cp\u003eHEADER BOLTS 3\/8-16 1\" UHL\u003c\/p\u003e\u003cp\u003eHex Head, Pack of 12\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AF37-1001\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eWhen installing headers youwill need header bolts, factory exhaust manifold boltswon't work. These Aeroflow header bolts are made from Grade 8 steel for strength. They are coated in a black oxide for protection and long-lasting durability. Each hex head is designed to take a7\/16\" spanner size. This compact hex head is ideal for use where space is minimal on most aftermarket header flanges.\u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cb\u003eSpecifications\u003c\/b\u003e: Sold as a set of 12. \u003cbr\u003eThread size : 3\/8-16\"\u003cbr\u003eOverall Length : 34.7mm\u003cbr\u003eUnder Head Length : 25mm\u003c\/p\u003e","brand":"Aeroflow","offers":[{"title":"Default Title","offer_id":43295107875043,"sku":"AF37-1001","price":20.1,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AF37-1001.jpg?v=1688013516"},{"product_id":"aeroflow-3-8-16-header-bolts-3-4-uhl","title":"Aeroflow 3\/8-16\" Header Bolts 3\/4\" UHL (AF37-1000)","description":"\u003cp\u003eHEADER BOLTS 3\/8-16 3\/4\" UHL\u003c\/p\u003e\u003cp\u003eHex Head, Pack of 12\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AF37-1000\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eWhen installing headers youwill need header bolts, factory exhaust manifold boltswon't work. These Aeroflow header bolts are made from Grade 8 steel for strength. They are coated in a black oxide for protection and long-lasting durability. Each hex head is designed to take a7\/16\" spanner size. This compact hex head is ideal for use where space is minimal on most aftermarket header flanges.\u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cb\u003eSpecifications\u003c\/b\u003e: Sold as a set of 12. \u003cbr\u003eThread size : 3\/8-16\"\u003cbr\u003eOverall Length : 28.3mm\u003cbr\u003eUnder Head Length : 19mm\u003c\/p\u003e","brand":"Aeroflow","offers":[{"title":"Default Title","offer_id":43295796363491,"sku":"AF37-1000","price":20.1,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AF37-1000.jpg?v=1688016243"},{"product_id":"arp-exhaust-header-bolt-kit-hex-head-black-oxide","title":"ARP Exhaust Header Bolt Kit, Hex Head Black Oxide (AR100-1101)","description":"\u003cp\u003eSB CHEV 350 HEADER BOLTS BLK\u003c\/p\u003e\u003cp\u003efits SB Chev 3\/8\" Thread X .750\" UHL (12 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR100-1101\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12-point nuts. The ARP Stainless material is not affected by corrosion or extreme heat, making it ideal for the application. What's more, the compact 12-point nut lets you easily slip a socket close to the pipe. Studs are manufactured with a unique nut-starter nose that helps prevent cross-threading. Studs and bolts come either black oxide chrome moly or polished ARP Stainless. Both are nominally rated at 180,000 psi tensile strength; substantially stronger than Grade 8 hardware. Specially drilled \"NASCAR\" models are available for those who wish to safety wire their header bolts to prevent loosening. \u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874650128611,"sku":"AR100-1101","price":56.5,"currency_code":"NZD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR100-1101.jpg?v=1688024254"},{"product_id":"arp-exhaust-header-bolt-kit-hex-head-black-oxide-1","title":"ARP Exhaust Header Bolt Kit, Hex Head Black Oxide (AR100-1102)","description":"\u003cp\u003eBB CHEV FORD HEADER BOLTS BLK\u003c\/p\u003e\u003cp\u003efits BB Chev 3\/8\" Thread X .750\" UHL (16 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR100-1102\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e Premium Grade Bolt And Stud Kits To Facilitate Installation Of Exhaust Headers. The Stainless 300 Material Is Not Affected By Corrosion Or Extreme Heat. Compact 12-point Design Lets You Easily Slip A Socket Close To The Pipe. Kits Include Specific Number Of Parts For Your Application, Premium Grade Washers And Hex Or 12 Point Nuts. Studs Are Manufactured With A Unique Nut Starter Nose That Helps Prevent Cross Threading. Studs And Bolts Come In Either Black Oxide Chrome Moly Or Stainless 300, Both Are Rated At 170,000 Psi. \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874650161379,"sku":"AR100-1102","price":57.5,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR100-1102.jpg?v=1688024256"},{"product_id":"arp-exhaust-header-bolt-kit-hex-head-black-oxide-2","title":"ARP Exhaust Header Bolt Kit, Hex Head Black Oxide (AR100-1107)","description":"\u003cp\u003eHEADER BOLTS, BLACK, HEX (12)\u003c\/p\u003e\u003cp\u003eUniversal, 3\/8\" Thread X .750\" UHL (12 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR100-1107\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12-point nuts. The ARP Stainless material is not affected by corrosion or extreme heat, making it ideal for the application. What's more, the compact 12-point nut lets you easily slip a socket close to the pipe. Studs are manufactured with a unique nut-starter nose that helps prevent cross-threading. Studs and bolts come either black oxide chrome moly or polished ARP Stainless. Both are nominally rated at 180,000 psi tensile strength; substantially stronger than Grade 8 hardware. Specially drilled \"NASCAR\" models are available for those who wish to safety wire their header bolts to prevent loosening. \u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874650194147,"sku":"AR100-1107","price":44.4,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR100-1107.jpg?v=1688024257"},{"product_id":"arp-exhaust-header-bolt-kit-hex-head-black-oxide-3","title":"ARP Exhaust Header Bolt Kit, Hex Head Black Oxide (AR100-1108)","description":"\u003cp\u003eHEADER BOLTS, BLACK, HEX (16)\u003c\/p\u003e\u003cp\u003eUniversal, 3\/8\" Thread X .750\" UHL (16 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR100-1108\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12-point nuts. The ARP Stainless material is not affected by corrosion or extreme heat, making it ideal for the application. What's more, the compact 12-point nut lets you easily slip a socket close to the pipe. Studs are manufactured with a unique nut-starter nose that helps prevent cross-threading. Studs and bolts come either black oxide chrome moly or polished ARP Stainless. Both are nominally rated at 180,000 psi tensile strength; substantially stronger than Grade 8 hardware. Specially drilled \"NASCAR\" models are available for those who wish to safety wire their header bolts to prevent loosening. \u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874650226915,"sku":"AR100-1108","price":59.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR100-1108.jpg?v=1688024257"},{"product_id":"arp-exhaust-header-bolt-kit-hex-head-black-oxide-4","title":"ARP Exhaust Header Bolt Kit, Hex Head Black Oxide (AR100-1109)","description":"\u003cp\u003eHEADER BOLTS, BLACK, HEX (12)\u003c\/p\u003e\u003cp\u003eUniversal, 3\/8\" Thread X 1.000\" UHL (12 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR100-1109\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12-point nuts. The ARP Stainless material is not affected by corrosion or extreme heat, making it ideal for the application. What's more, the compact 12-point nut lets you easily slip a socket close to the pipe. Studs are manufactured with a unique nut-starter nose that helps prevent cross-threading. Studs and bolts come either black oxide chrome moly or polished ARP Stainless. Both are nominally rated at 180,000 psi tensile strength; substantially stronger than Grade 8 hardware. Specially drilled \"NASCAR\" models are available for those who wish to safety wire their header bolts to prevent loosening. \u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874650489059,"sku":"AR100-1109","price":47.1,"currency_code":"NZD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR100-1109.jpg?v=1688024257"},{"product_id":"arp-exhaust-header-bolt-kit-hex-head-black-oxide-5","title":"ARP Exhaust Header Bolt Kit, Hex Head Black Oxide (AR100-1110)","description":"\u003cp\u003eHEADER BOLTS, BLACK, HEX (16)\u003c\/p\u003e\u003cp\u003eUniversal, 3\/8\" Thread X 1.000\" UHL (16 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR100-1110\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12-point nuts. The ARP Stainless material is not affected by corrosion or extreme heat, making it ideal for the application. What's more, the compact 12-point nut lets you easily slip a socket close to the pipe. Studs are manufactured with a unique nut-starter nose that helps prevent cross-threading. Studs and bolts come either black oxide chrome moly or polished ARP Stainless. Both are nominally rated at 180,000 psi tensile strength; substantially stronger than Grade 8 hardware. Specially drilled \"NASCAR\" models are available for those who wish to safety wire their header bolts to prevent loosening. \u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874650521827,"sku":"AR100-1110","price":60.5,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR100-1110.jpg?v=1688024257"},{"product_id":"arp-exhaust-header-bolt-kit-hex-head-black-oxide-6","title":"ARP Exhaust Header Bolt Kit, Hex Head Black Oxide (AR100-1112)","description":"\u003cp\u003eBB CHEV FORD HEADER BOLTS BLK\u003c\/p\u003e\u003cp\u003efits BB Chev 3\/8\" Thread X 1.000\" UHL (16 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR100-1112\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12-point nuts. The Stainless material is not affected by corrosion or extreme heat, making it ideal for the application. What's more, the compact 12-point nut lets you easily slip a socket close to the pipe. Each ARP accessory stud or bolt kit includes the specific number of parts for your application, plus premium-quality washers and hex or 12-point nuts, as required. Studs are manufactured with a unique nut-starter nose that helps prevent cross threading. Studs and bolts come either black oxide chrome moly or Stainless. Both are nominally rated at 180,000 psi tensile strength; substantially stronger than Grade 8 hardware. Specially drilled NASCAR models are available for those who wish to safety to prevent loosening.\u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874650554595,"sku":"AR100-1112","price":75.4,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR100-1112.jpg?v=1688024259"},{"product_id":"arp-exhaust-header-bolt-kit-12-point-black-oxide","title":"ARP Exhaust Header Bolt Kit, 12-Point Black Oxide (AR100-1201)","description":"\u003cp\u003eSB CHEV 350 HEADER BOLTS BLK\u003c\/p\u003e\u003cp\u003efits SB Chev 3\/8\" Thread X .750\" UHL (12 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR100-1201\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e Premium Grade Bolt And Stud Kits To Facilitate Installation Of Exhaust Headers. The Stainless 300 Material Is Not Affected By Corrosion Or Extreme Heat. Compact 12-point Design Lets You Easily Slip A Socket Close To The Pipe. Kits Include Specific Number Of Parts For Your Application, Premium Grade Washers And Hex Or 12 Point Nuts. Studs Are Manufactured With A Unique Nut Starter Nose That Helps Prevent Cross Threading. Studs And Bolts Come In Either Black Oxide Chrome Moly Or Stainless 300, Both Are Rated At 170,000 Psi. \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874650882275,"sku":"AR100-1201","price":46.3,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR100-1201.jpg?v=1688024259"},{"product_id":"arp-exhaust-header-bolt-kit-hex-head-black-oxide-7","title":"ARP Exhaust Header Bolt Kit, Hex Head Black Oxide (AR100-1202)","description":"\u003cp\u003eBB CHEV FORD HEADER BOLTS BLK\u003c\/p\u003e\u003cp\u003efits SB Chev 3\/8\" Thread X .750\" UHL (16 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR100-1202\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e Premium Grade Bolt And Stud Kits To Facilitate Installation Of Exhaust Headers. The Stainless 300 Material Is Not Affected By Corrosion Or Extreme Heat. Compact 12-point Design Lets You Easily Slip A Socket Close To The Pipe. Kits Include Specific Number Of Parts For Your Application, Premium Grade Washers And Hex Or 12 Point Nuts. Studs Are Manufactured With A Unique Nut Starter Nose That Helps Prevent Cross Threading. Studs And Bolts Come In Either Black Oxide Chrome Moly Or Stainless 300, Both Are Rated At 170,000 Psi. \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874650915043,"sku":"AR100-1202","price":59.8,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR100-1202.jpg?v=1688024259"},{"product_id":"arp-exhaust-header-bolt-kit-12-point-black-oxide-1","title":"ARP Exhaust Header Bolt Kit, 12-Point Black Oxide (AR100-1207)","description":"\u003cp\u003eHEADER BOLTS, BLACK, 12PT (12)\u003c\/p\u003e\u003cp\u003eUniversal, 3\/8\" Thread X .750\" UHL (12 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR100-1207\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12-point nuts. The ARP Stainless material is not affected by corrosion or extreme heat, making it ideal for the application. What's more, the compact 12-point nut lets you easily slip a socket close to the pipe. Studs are manufactured with a unique nut-starter nose that helps prevent cross-threading. Studs and bolts come either black oxide chrome moly or polished ARP Stainless. Both are nominally rated at 180,000 psi tensile strength; substantially stronger than Grade 8 hardware. Specially drilled \"NASCAR\" models are available for those who wish to safety wire their header bolts to prevent loosening. \u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874650947811,"sku":"AR100-1207","price":43.7,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR100-1207.jpg?v=1688024259"},{"product_id":"arp-exhaust-header-bolt-kit-12-point-black-oxide-2","title":"ARP Exhaust Header Bolt Kit, 12-Point Black Oxide (AR100-1208)","description":"\u003cp\u003eHEADER BOLTS, BLACK, 12PT (16)\u003c\/p\u003e\u003cp\u003eUniversal, 3\/8\" Thread X .750\" UHL (16 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR100-1208\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12-point nuts. The ARP Stainless material is not affected by corrosion or extreme heat, making it ideal for the application. What's more, the compact 12-point nut lets you easily slip a socket close to the pipe. Studs are manufactured with a unique nut-starter nose that helps prevent cross-threading. Studs and bolts come either black oxide chrome moly or polished ARP Stainless. Both are nominally rated at 180,000 psi tensile strength; substantially stronger than Grade 8 hardware. Specially drilled \"NASCAR\" models are available for those who wish to safety wire their header bolts to prevent loosening. \u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874651013347,"sku":"AR100-1208","price":58.6,"currency_code":"NZD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR100-1208.jpg?v=1688024259"},{"product_id":"arp-exhaust-header-bolt-kit-12-point-black-oxide-3","title":"ARP Exhaust Header Bolt Kit, 12-Point Black Oxide (AR100-1209)","description":"\u003cp\u003eHEADER BOLTS, BLACK, 12PT (12)\u003c\/p\u003e\u003cp\u003eUniversal, 3\/8\" Thread X 1.000\" UHL (12 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR100-1209\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12-point nuts. The ARP Stainless material is not affected by corrosion or extreme heat, making it ideal for the application. What's more, the compact 12-point nut lets you easily slip a socket close to the pipe. Studs are manufactured with a unique nut-starter nose that helps prevent cross-threading. Studs and bolts come either black oxide chrome moly or polished ARP Stainless. Both are nominally rated at 180,000 psi tensile strength; substantially stronger than Grade 8 hardware. Specially drilled \"NASCAR\" models are available for those who wish to safety wire their header bolts to prevent loosening. \u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874651046115,"sku":"AR100-1209","price":61.3,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR100-1209.jpg?v=1688024262"},{"product_id":"arp-exhaust-header-bolt-kit-12-point-black-oxide-4","title":"ARP Exhaust Header Bolt Kit, 12-Point Black Oxide (AR100-1210)","description":"\u003cp\u003eHEADER BOLTS, BLACK, 12PT (16)\u003c\/p\u003e\u003cp\u003eUniversal, 3\/8\" Thread X 1.000\" UHL (16 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR100-1210\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12-point nuts. The ARP Stainless material is not affected by corrosion or extreme heat, making it ideal for the application. What's more, the compact 12-point nut lets you easily slip a socket close to the pipe. Studs are manufactured with a unique nut-starter nose that helps prevent cross-threading. Studs and bolts come either black oxide chrome moly or polished ARP Stainless. Both are nominally rated at 180,000 psi tensile strength; substantially stronger than Grade 8 hardware. Specially drilled \"NASCAR\" models are available for those who wish to safety wire their header bolts to prevent loosening. \u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874651078883,"sku":"AR100-1210","price":78.3,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR100-1210.jpg?v=1688024262"},{"product_id":"arp-exhaust-header-bolt-kit-12-point-black-oxide-5","title":"ARP Exhaust Header Bolt Kit, 12-Point Black Oxide (AR100-1212)","description":"\u003cp\u003eBB CHEV FORD HEADER BOLTS BLK\u003c\/p\u003e\u003cp\u003efits BB Chev 3\/8\" Thread X 1.000\" UHL (16 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR100-1212\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12-point nuts. The Stainless material is not affected by corrosion or extreme heat, making it ideal for the application. What's more, the compact 12-point nut lets you easily slip a socket close to the pipe. Each ARP accessory stud or bolt kit includes the specific number of parts for your application, plus premium-quality washers and hex or 12-point nuts, as required. Studs are manufactured with a unique nut-starter nose that helps prevent cross threading. Studs and bolts come either black oxide chrome moly or Stainless. Both are nominally rated at 180,000 psi tensile strength; substantially stronger than Grade 8 hardware. Specially drilled NASCAR models are available for those who wish to safety to prevent loosening.\u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874651111651,"sku":"AR100-1212","price":78.8,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR100-1212.jpg?v=1688024262"},{"product_id":"arp-exhaust-header-stud-kit-12-point-nut-black-oxide","title":"ARP Exhaust Header Stud Kit, 12-Point Nut Black Oxide (AR100-1402)","description":"\u003cp\u003eSB CHEV HEADER STUD KIT BLK\u003c\/p\u003e\u003cp\u003efits SB Chev 3\/8\" X 1.670\" OAL (12 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR100-1402\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e Premium Grade Bolt And Stud Kits To Facilitate Installation Of Exhaust Headers. The Stainless 300 Material Is Not Affected By Corrosion Or Extreme Heat. Compact 12-point Design Lets You Easily Slip A Socket Close To The Pipe. Kits Include Specific Number Of Parts For Your Application, Premium Grade Washers And Hex Or 12 Point Nuts. Studs Are Manufactured With A Unique Nut Starter Nose That Helps Prevent Cross Threading. Studs And Bolts Come In Either Black Oxide Chrome Moly Or Stainless 300, Both Are Rated At 170,000psi. \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874651144419,"sku":"AR100-1402","price":168.3,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR100-1402.jpg?v=1688024262"},{"product_id":"arp-exhaust-header-stud-kit-12-point-nut-black-oxide-1","title":"ARP Exhaust Header Stud Kit, 12-Point Nut Black Oxide (AR100-1403)","description":"\u003cp\u003eBB CHEV HEADER STUD KIT BLK\u003c\/p\u003e\u003cp\u003efits BB Chev 3\/8\" X 1.670\" OAL (16 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR100-1403\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e Premium Grade Bolt And Stud Kits To Facilitate Installation Of Exhaust Headers. The Stainless 300 Material Is Not Affected By Corrosion Or Extreme Heat. Compact 12-point Design Lets You Easily Slip A Socket Close To The Pipe. Kits Include Specific Number Of Parts For Your Application, Premium Grade Washers And Hex Or 12 Point Nuts. Studs Are Manufactured With A Unique Nut Starter Nose That Helps Prevent Cross Threading. Studs And Bolts Come In Either Black Oxide Chrome Moly Or Stainless 300, Both Are Rated At 170,000psi. \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874651177187,"sku":"AR100-1403","price":206.1,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR100-1403.jpg?v=1688024262"},{"product_id":"arp-exhaust-header-stud-kit-12-point-nut-black-oxide-2","title":"ARP Exhaust Header Stud Kit, 12-Point Nut Black Oxide (AR100-1404)","description":"\u003cp\u003eSB BB FORD HEADER STUD KIT BLK\u003c\/p\u003e\u003cp\u003efits SB Ford 3\/8\" X 1.670\" OAL (16 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR100-1404\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12-point nuts. The ARP Stainless material is not affected by corrosion or extreme heat, making it ideal for the application. What's more, the compact 12-point nut lets you easily slip a socket close to the pipe. Studs are manufactured with a unique nut-starter nose that helps prevent cross-threading. Studs and bolts come either black oxide chrome moly or polished ARP Stainless. Both are nominally rated at 180,000 psi tensile strength; substantially stronger than Grade 8 hardware. Specially drilled \"NASCAR\" models are available for those who wish to safety wire their header bolts to prevent loosening. \u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874651209955,"sku":"AR100-1404","price":211.7,"currency_code":"NZD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR100-1404.jpg?v=1688024264"},{"product_id":"arp-exhaust-header-bolt-kit-hex-head-black-oxide-8","title":"ARP Exhaust Header Bolt Kit, Hex Head Black Oxide (AR134-1101)","description":"\u003cp\u003eLS CHEV HEADER BOLT KIT BLK\u003c\/p\u003e\u003cp\u003efits GM LS Series M8 X .984\" UHL (12 Pack) 1\/4\" Wide Header Flange\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR134-1101\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12-point nuts. The Stainless material is not affected by corrosion or extreme heat, making it ideal for the application. What's more, the compact 12-point nut lets you easily slip a socket close to the pipe. Each ARP accessory stud or bolt kit includes the specific number of parts for your application, plus premium-quality washers and hex or 12-point nuts, as required. Studs are manufactured with a unique nut-starter nose that helps prevent cross threading Studs and bolts come either black oxide chrome moly or Stainless. Both are nominally rated at 180,000 psi tensile strength; substantially stronger than Grade 8 hardware. Specially drilled NASCAR models are available for those who wish to safety wire their header bolts to prevent loosening.\u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874654748899,"sku":"AR134-1101","price":86.4,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR134-1101.jpg?v=1688024316"},{"product_id":"arp-exhaust-header-bolt-kit-hex-head-black-oxide-9","title":"ARP Exhaust Header Bolt Kit, Hex Head Black Oxide (AR134-1102)","description":"\u003cp\u003eLS CHEV HEADER BOLT KIT BLK\u003c\/p\u003e\u003cp\u003efits GM LS Series M8 X 1.181\" UHL (12 Pack) 3\/8\" Wide Header Flange\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR134-1102\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12-point nuts. The Stainless material is not affected by corrosion or extreme heat, making it ideal for the application. What's more, the compact 12-point nut lets you easily slip a socket close to the pipe. Each ARP accessory stud or bolt kit includes the specific number of parts for your application, plus premium-quality washers and hex or 12-point nuts, as required. Studs are manufactured with a unique nut-starter nose that helps prevent cross threading Studs and bolts come either black oxide chrome moly or Stainless. Both are nominally rated at 180,000 psi tensile strength; substantially stronger than Grade 8 hardware. Specially drilled NASCAR models are available for those who wish to safety wire their header bolts to prevent loosening.\u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874654781667,"sku":"AR134-1102","price":88.3,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR134-1102.jpg?v=1688024315"},{"product_id":"arp-exhaust-header-bolt-kit-12-point-black-oxide-6","title":"ARP Exhaust Header Bolt Kit, 12-Point Black Oxide (AR134-1201)","description":"\u003cp\u003eLS CHEV HEADER BOLT KIT BLK\u003c\/p\u003e\u003cp\u003efits GM LS Series M8 X .984\" UHL (12 Pack) 1\/4\" Wide Header Flange\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR134-1201\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12-point nuts. The Stainless material is not affected by corrosion or extreme heat, making it ideal for the application. What's more, the compact 12-point nut lets you easily slip a socket close to the pipe. Each ARP accessory stud or bolt kit includes the specific number of parts for your application, plus premium-quality washers and hex or 12-point nuts, as required. Studs are manufactured with a unique nut-starter nose that helps prevent cross threading Studs and bolts come either black oxide chrome moly or Stainless. Both are nominally rated at 180,000 psi tensile strength; substantially stronger than Grade 8 hardware. Specially drilled NASCAR models are available for those who wish to safety wire their header bolts to prevent loosening.\u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874654814435,"sku":"AR134-1201","price":92.2,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR134-1201.jpg?v=1688024315"},{"product_id":"arp-exhaust-header-bolt-kit-12-point-black-oxide-7","title":"ARP Exhaust Header Bolt Kit, 12-Point Black Oxide (AR134-1202)","description":"\u003cp\u003eLS CHEV HEADER BOLT KIT BLK\u003c\/p\u003e\u003cp\u003efits GM LS Series M8 X 1.181\" UHL (12 Pack) 3\/8\" Wide Header Flange\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR134-1202\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12-point nuts. The Stainless material is not affected by corrosion or extreme heat, making it ideal for the application. What's more, the compact 12-point nut lets you easily slip a socket close to the pipe. Each ARP accessory stud or bolt kit includes the specific number of parts for your application, plus premium-quality washers and hex or 12-point nuts, as required. Studs are manufactured with a unique nut-starter nose that helps prevent cross threading Studs and bolts come either black oxide chrome moly or Stainless. Both are nominally rated at 180,000 psi tensile strength; substantially stronger than Grade 8 hardware. Specially drilled NASCAR models are available for those who wish to safety wire their header bolts to prevent loosening.\u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874654847203,"sku":"AR134-1202","price":89.9,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR134-1202.jpg?v=1688024316"},{"product_id":"arp-exhaust-header-stud-kit-12-point-black-oxide","title":"ARP Exhaust Header Stud Kit, 12-Point Black Oxide (AR245-1301)","description":"\u003cp\u003eCHRYSLER KB HEMI HEADER STUD\u003c\/p\u003e\u003cp\u003efits SB Chrysler 340-360 \u0026amp; Hemi, (16) 3\/8\" Thread x 2.000\" OAL (Provision For Blower Bracket)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR245-1301\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e Premium Grade Bolt And Stud Kits To Facilitate Installation Of Exhaust Headers. The Stainless 300 Material Is Not Affected By Corrosion Or Extreme Heat. Compact 12-point Design Lets You Easily Slip A Socket Close To The Pipe. Kits Include Specific Number Of Parts For Your Application, Premium Grade Washers And Hex Or 12 Point Nuts. Studs Are Manufactured With A Unique Nut Starter Nose That Helps Prevent Cross Threading. Studs And Bolts Come In Either Black Oxide Chrome Moly Or Stainless 300, Both Are Rated At 170,000psi. \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874677031139,"sku":"AR245-1301","price":235.6,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR245-1301.jpg?v=1688024614"},{"product_id":"arp-exhaust-header-bolt-kit-hex-head-s-s","title":"ARP Exhaust Header Bolt Kit, Hex Head S\/S (AR400-1101)","description":"\u003cp\u003eARP HEX HEADER BOLTS, S\/LESS\u003c\/p\u003e\u003cp\u003efits SB Chev 3\/8\" X .750\" UHL (12 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR400-1101\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e Premium Grade Bolt And Stud Kits To Facilitate Installation Of Exhaust Headers. The Stainless 300 Material Is Not Affected By Corrosion Or Extreme Heat. Compact 12-point Design Lets You Easily Slip A Socket Close To The Pipe. Kits Include Specific Number Of Parts For Your Application, Premium Grade Washers And Hex Or 12 Point Nuts. Studs Are Manufactured With A Unique Nut Starter Nose That Helps Prevent Cross Threading. Studs And Bolts Come In Either Black Oxide Chrome Moly Or Stainless 300, Both Are Rated At 170,000 Psi. \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874682077411,"sku":"AR400-1101","price":60.8,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR400-1101.jpg?v=1688024690"},{"product_id":"arp-exhaust-header-bolt-kit-hex-head-s-s-1","title":"ARP Exhaust Header Bolt Kit, Hex Head S\/S (AR400-1102)","description":"\u003cp\u003eARP HEX HEADER BOLTS,S\/LESS(16\u003c\/p\u003e\u003cp\u003efits BB Chev 3\/8\" X .750\" UHL (16 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR400-1102\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e Premium Grade Bolt And Stud Kits To Facilitate Installation Of Exhaust Headers. The Stainless 300 Material Is Not Affected By Corrosion Or Extreme Heat. Compact 12-point Design Lets You Easily Slip A Socket Close To The Pipe. Kits Include Specific Number Of Parts For Your Application, Premium Grade Washers And Hex Or 12 Point Nuts. Studs Are Manufactured With A Unique Nut Starter Nose That Helps Prevent Cross Threading. Studs And Bolts Come In Either Black Oxide Chrome Moly Or Stainless 300, Both Are Rated At 170,000 Psi. \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874682110179,"sku":"AR400-1102","price":77.2,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR400-1102.jpg?v=1688024690"},{"product_id":"arp-exhaust-header-bolt-kit-hex-head-s-s-2","title":"ARP Exhaust Header Bolt Kit, Hex Head S\/S (AR400-1112)","description":"\u003cp\u003eARP HEX HEADER BOLTS,S\/LESS\u003c\/p\u003e\u003cp\u003efits BB Chev 3\/8\" X 1.000\" UHL (16 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR400-1112\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e Premium Grade Bolt And Stud Kits To Facilitate Installation Of Exhaust Headers. The Stainless 300 Material Is Not Affected By Corrosion Or Extreme Heat. Compact 12-point Design Lets You Easily Slip A Socket Close To The Pipe. Kits Include Specific Number Of Parts For Your Application, Premium Grade Washers And Hex Or 12 Point Nuts. Studs Are Manufactured With A Unique Nut Starter Nose That Helps Prevent Cross Threading. Studs And Bolts Come In Either Black Oxide Chrome Moly Or Stainless 300, Both Are Rated At 170,000 Psi. \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874682142947,"sku":"AR400-1112","price":121.0,"currency_code":"NZD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR400-1112.jpg?v=1688024690"},{"product_id":"arp-exhaust-header-bolt-kit-12-point-s-s","title":"ARP Exhaust Header Bolt Kit, 12-Point S\/S (AR400-1201)","description":"\u003cp\u003eARP 12PT HEADER BOLTS,S\/LESS\u003c\/p\u003e\u003cp\u003efits SB Chev 3\/8\" X .750\" UHL (12 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR400-1201\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e Premium Grade Bolt And Stud Kits To Facilitate Installation Of Exhaust Headers. The Stainless 300 Material Is Not Affected By Corrosion Or Extreme Heat. Compact 12-point Design Lets You Easily Slip A Socket Close To The Pipe. Kits Include Specific Number Of Parts For Your Application, Premium Grade Washers And Hex Or 12 Point Nuts. Studs Are Manufactured With A Unique Nut Starter Nose That Helps Prevent Cross Threading. Studs And Bolts Come In Either Black Oxide Chrome Moly Or Stainless 300, Both Are Rated At 170,000 Psi. \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874682208483,"sku":"AR400-1201","price":58.6,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR400-1201.jpg?v=1688024692"},{"product_id":"arp-exhaust-header-bolt-kit-12-point-s-s-1","title":"ARP Exhaust Header Bolt Kit, 12-Point S\/S (AR400-1202)","description":"\u003cp\u003eARP 12PT HEADER BOLTS,S\/LESS\u003c\/p\u003e\u003cp\u003efits BB Chev 3\/8\" X .750\" UHL (16 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR400-1202\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e Premium Grade Bolt And Stud Kits To Facilitate Installation Of Exhaust Headers. The Stainless 300 Material Is Not Affected By Corrosion Or Extreme Heat. Compact 12-point Design Lets You Easily Slip A Socket Close To The Pipe. Kits Include Specific Number Of Parts For Your Application, Premium Grade Washers And Hex Or 12 Point Nuts. Studs Are Manufactured With A Unique Nut Starter Nose That Helps Prevent Cross Threading. Studs And Bolts Come In Either Black Oxide Chrome Moly Or Stainless 300, Both Are Rated At 170,000 Psi. \u003cbr\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874682274019,"sku":"AR400-1202","price":76.7,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR400-1202.jpg?v=1688024692"},{"product_id":"arp-exhaust-header-bolt-kit-drilled-12-point-s-s","title":"ARP Exhaust Header Bolt Kit, Drilled 12-Point S\/S (AR400-1204)","description":"\u003cp\u003eARP 12PT HEADER BOLTS, S\/LESS\u003c\/p\u003e\u003cp\u003efits BB Chev 3\/8\" X .875\" UHL (16 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR400-1204\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e Premium Grade Bolt And Stud Kits To Facilitate Installation Of Exhaust Headers. The Stainless 300 Material Is Not Affected By Corrosion Or Extreme Heat. Compact 12-point Design Lets You Easily Slip A Socket Close To The Pipe. Kits Include Specific Number Of Parts For Your Application, Premium Grade Washers And Hex Or 12 Point Nuts. Studs Are Manufactured With A Unique Nut Starter Nose That Helps Prevent Cross Threading. Studs And Bolts Come In Either Black Oxide Chrome Moly Or Stainless 300, Both Are Rated At 170,000 Psi. \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874682339555,"sku":"AR400-1204","price":145.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR400-1204.jpg?v=1688024692"},{"product_id":"arp-exhaust-header-bolt-kit-12-point-s-s-2","title":"ARP Exhaust Header Bolt Kit, 12-Point S\/S (AR400-1208)","description":"\u003cp\u003eARP 12PT HEADER BOLTS,S\/LESS\u003c\/p\u003e\u003cp\u003eUniversal 3\/8\" X .750\" UHL (16 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR400-1208\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12-point nuts. The ARP Stainless material is not affected by corrosion or extreme heat, making it ideal for the application. What's more, the compact 12-point nut lets you easily slip a socket close to the pipe. Studs are manufactured with a unique nut-starter nose that helps prevent cross-threading. Studs and bolts come either black oxide chrome moly or polished ARP Stainless. Both are nominally rated at 180,000 psi tensile strength; substantially stronger than Grade 8 hardware. Specially drilled \"NASCAR\" models are available for those who wish to safety wire their header bolts to prevent loosening. \u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874682405091,"sku":"AR400-1208","price":58.7,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR400-1208.jpg?v=1688024692"},{"product_id":"arp-exhaust-header-bolt-kit-12-point-s-s-3","title":"ARP Exhaust Header Bolt Kit, 12-Point S\/S (AR400-1209)","description":"\u003cp\u003eARP 12PT HEADER BOLTS,S\/LESS\u003c\/p\u003e\u003cp\u003eUniversal 3\/8\" X 1.000\" UHL (12 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR400-1209\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12-point nuts. The ARP Stainless material is not affected by corrosion or extreme heat, making it ideal for the application. What's more, the compact 12-point nut lets you easily slip a socket close to the pipe. Studs are manufactured with a unique nut-starter nose that helps prevent cross-threading. Studs and bolts come either black oxide chrome moly or polished ARP Stainless. Both are nominally rated at 180,000 psi tensile strength; substantially stronger than Grade 8 hardware. Specially drilled \"NASCAR\" models are available for those who wish to safety wire their header bolts to prevent loosening. \u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874682470627,"sku":"AR400-1209","price":86.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR400-1209.jpg?v=1688024692"},{"product_id":"arp-exhaust-header-bolt-kit-12-point-s-s-4","title":"ARP Exhaust Header Bolt Kit, 12-Point S\/S (AR400-1210)","description":"\u003cp\u003eARP 12PT HEADER BOLTS,S\/LESS\u003c\/p\u003e\u003cp\u003eUniversal 3\/8\" X 1.000\" UHL (16 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR400-1210\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12-point nuts. The ARP Stainless material is not affected by corrosion or extreme heat, making it ideal for the application. What's more, the compact 12-point nut lets you easily slip a socket close to the pipe. Studs are manufactured with a unique nut-starter nose that helps prevent cross-threading. Studs and bolts come either black oxide chrome moly or polished ARP Stainless. Both are nominally rated at 180,000 psi tensile strength; substantially stronger than Grade 8 hardware. Specially drilled \"NASCAR\" models are available for those who wish to safety wire their header bolts to prevent loosening. \u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874682503395,"sku":"AR400-1210","price":87.4,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR400-1210.jpg?v=1688024694"},{"product_id":"arp-exhaust-header-bolt-kit-12-point-s-s-5","title":"ARP Exhaust Header Bolt Kit, 12-Point S\/S (AR400-1211)","description":"\u003cp\u003eARP 12PT HEADER BOLTS,S\/LESS\u003c\/p\u003e\u003cp\u003efits SB Chev 3\/8\" X 1.000\" UHL (12 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR400-1211\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e Premium Grade Bolt And Stud Kits To Facilitate Installation Of Exhaust Headers. The Stainless 300 Material Is Not Affected By Corrosion Or Extreme Heat. Compact 12-point Design Lets You Easily Slip A Socket Close To The Pipe. Kits Include Specific Number Of Parts For Your Application, Premium Grade Washers And Hex Or 12 Point Nuts. Studs Are Manufactured With A Unique Nut Starter Nose That Helps Prevent Cross Threading. Studs And Bolts Come In Either Black Oxide Chrome Moly Or Stainless 300, Both Are Rated At 170,000 Psi. \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874682568931,"sku":"AR400-1211","price":95.1,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR400-1211.jpg?v=1688024694"},{"product_id":"arp-exhaust-header-bolt-kit-12-point-s-s-6","title":"ARP Exhaust Header Bolt Kit, 12-Point S\/S (AR400-1212)","description":"\u003cp\u003eBBC Stainless 12pt Header Bolt\u003c\/p\u003e\u003cp\u003efits BB Chev 3\/8\" X 1.000\" UHL (16 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR400-1212\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12-point nuts. The ARP Stainless material is not affected by corrosion or extreme heat, making it ideal for the application. What's more, the compact 12-point nut lets you easily slip a socket close to the pipe. Studs are manufactured with a unique nut-starter nose that helps prevent cross-threading. Studs and bolts come either black oxide chrome moly or polished ARP Stainless. Both are nominally rated at 180,000 psi tensile strength; substantially stronger than Grade 8 hardware. Specially drilled \"NASCAR\" models are available for those who wish to safety wire their header bolts to prevent loosening. \u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874682601699,"sku":"AR400-1212","price":123.9,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR400-1212.jpg?v=1688024694"},{"product_id":"arp-exhaust-header-stud-kit-12-point-s-s","title":"ARP Exhaust Header Stud Kit, 12-Point S\/S (AR400-1402)","description":"\u003cp\u003eARP 12PT HEADER STUD KIT(12)\u003c\/p\u003e\u003cp\u003efits SB Chev 3\/8\" Thread x 1.670\" OAL (12 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR400-1402\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e Premium Grade Bolt And Stud Kits To Facilitate Installation Of Exhaust Headers. The Stainless 300 Material Is Not Affected By Corrosion Or Extreme Heat. Compact 12-point Design Lets You Easily Slip A Socket Close To The Pipe. Kits Include Specific Number Of Parts For Your Application, Premium Grade Washers And Hex Or 12 Point Nuts. Studs Are Manufactured With A Unique Nut Starter Nose That Helps Prevent Cross Threading. Studs And Bolts Come In Either Black Oxide Chrome Moly Or Stainless 300, Both Are Rated At 170,000psi. \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874682732771,"sku":"AR400-1402","price":295.2,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR400-1402.jpg?v=1688024694"},{"product_id":"arp-exhaust-header-stud-kit-12-point-s-s-1","title":"ARP Exhaust Header Stud Kit, 12-Point S\/S (AR400-1403)","description":"\u003cp\u003eARP 12PT HEADER STUD KIT (16)\u003c\/p\u003e\u003cp\u003efits BB Chev 3\/8\" Thread x 1.670\" OAL (16 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR400-1403\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e Premium Grade Bolt And Stud Kits To Facilitate Installation Of Exhaust Headers. The Stainless 300 Material Is Not Affected By Corrosion Or Extreme Heat. Compact 12-point Design Lets You Easily Slip A Socket Close To The Pipe. Kits Include Specific Number Of Parts For Your Application, Premium Grade Washers And Hex Or 12 Point Nuts. Studs Are Manufactured With A Unique Nut Starter Nose That Helps Prevent Cross Threading. Studs And Bolts Come In Either Black Oxide Chrome Moly Or Stainless 300, Both Are Rated At 170,000psi. \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874684174563,"sku":"AR400-1403","price":400.8,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR400-1403.jpg?v=1688024697"},{"product_id":"arp-exhaust-header-stud-kit-12-point-s-s-2","title":"ARP Exhaust Header Stud Kit, 12-Point S\/S (AR400-1404)","description":"\u003cp\u003eS\/S HEADER STUD KIT 3\/8\"x1.670\u003c\/p\u003e\u003cp\u003efits Ford 3\/8\" Thread x 1.670\" OAL (16 Piece)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR400-1404\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12-point nuts. The ARP Stainless material is not affected by corrosion or extreme heat, making it ideal for the application. What's more, the compact 12-point nut lets you easily slip a socket close to the pipe. Studs are manufactured with a unique nut-starter nose that helps prevent cross-threading. Studs and bolts come either black oxide chrome moly or polished ARP Stainless. Both are nominally rated at 180,000 psi tensile strength; substantially stronger than Grade 8 hardware. Specially drilled \"NASCAR\" models are available for those who wish to safety wire their header bolts to prevent loosening. \u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874684207331,"sku":"AR400-1404","price":401.5,"currency_code":"NZD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR400-1404.jpg?v=1688024697"},{"product_id":"arp-exhaust-header-bolt-kit-12-point-s-s-7","title":"ARP Exhaust Header Bolt Kit, 12-Point S\/S (AR434-1201)","description":"\u003cp\u003eHEADER BOLT KIT - LS ENGINES\u003c\/p\u003e\u003cp\u003efits GM LS Series M8 X .984\" UHL (12 Pack) 1\/4\" Wide Header Flange\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR434-1201\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12-point nuts. The ARP Stainless material is not affected by corrosion or extreme heat, making it ideal for the application. What's more, the compact 12-point nut lets you easily slip a socket close to the pipe. Studs are manufactured with a unique nut-starter nose that helps prevent cross-threading. Studs and bolts come either black oxide chrome moly or polished ARP Stainless. Both are nominally rated at 180,000 psi tensile strength; substantially stronger than Grade 8 hardware. Specially drilled \"NASCAR\" models are available for those who wish to safety wire their header bolts to prevent loosening. \u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874689515747,"sku":"AR434-1201","price":125.6,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR434-1201.jpg?v=1688024751"},{"product_id":"arp-exhaust-header-bolt-kit-12-point-s-s-8","title":"ARP Exhaust Header Bolt Kit, 12-Point S\/S (AR434-1202)","description":"\u003cp\u003eHEADER BOLT KIT - LS ENGINES\u003c\/p\u003e\u003cp\u003efits GM LS Series M8 X 1.181\" UHL (12 Pack) 3\/8\" Wide Header Flange\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR434-1202\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12-point nuts. The ARP Stainless material is not affected by corrosion or extreme heat, making it ideal for the application. What's more, the compact 12-point nut lets you easily slip a socket close to the pipe. Studs are manufactured with a unique nut-starter nose that helps prevent cross-threading. Studs and bolts come either black oxide chrome moly or polished ARP Stainless. Both are nominally rated at 180,000 psi tensile strength; substantially stronger than Grade 8 hardware. Specially drilled \"NASCAR\" models are available for those who wish to safety wire their header bolts to prevent loosening. \u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874689548515,"sku":"AR434-1202","price":135.8,"currency_code":"NZD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR434-1202.jpg?v=1688024751"},{"product_id":"arp-exhaust-header-stud-kit-12-point-nut-s-s","title":"ARP Exhaust Header Stud Kit, 12-Point Nut S\/S (AR434-1301)","description":"\u003cp\u003eLS1-LS2 S\/LESS HEX STUDS 12PT\u003c\/p\u003e\u003cp\u003efits GM LS Series M8 X 1.750\" OAL (12 Pack) 3\/8\" Wide Header Flange\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR434-1301\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12-point nuts. The ARP Stainless material is not affected by corrosion or extreme heat, making it ideal for the application. What's more, the compact 12-point nut lets you easily slip a socket close to the pipe. Studs are manufactured with a unique nut-starter nose that helps prevent cross-threading. Studs and bolts come either black oxide chrome moly or polished ARP Stainless. Both are nominally rated at 180,000 psi tensile strength; substantially stronger than Grade 8 hardware. Specially drilled \"NASCAR\" models are available for those who wish to safety wire their header bolts to prevent loosening. \u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874689581283,"sku":"AR434-1301","price":348.8,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR434-1301.jpg?v=1688024751"},{"product_id":"arp-exhaust-header-bolt-kit-12-point-s-s-9","title":"ARP Exhaust Header Bolt Kit, 12-Point S\/S (AR444-1202)","description":"\u003cp\u003eARP 12PT HEADER BOLT KIT,CHRYS\u003c\/p\u003e\u003cp\u003efits SB\/BB Chrysler 5\/16\" Thread X .750\" UHL (14 Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: AR444-1202\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e Premium Grade Bolt And Stud Kits To Facilitate Installation Of Exhaust Headers. The Stainless 300 Material Is Not Affected By Corrosion Or Extreme Heat. Compact 12-point Design Lets You Easily Slip A Socket Close To The Pipe. Kits Include Specific Number Of Parts For Your Application, Premium Grade Washers And Hex Or 12 Point Nuts. Studs Are Manufactured With A Unique Nut Starter Nose That Helps Prevent Cross Threading. Studs And Bolts Come In Either Black Oxide Chrome Moly Or Stainless 300, Both Are Rated At 170,000 Psi. \u003c\/div\u003e\n\u003c\/div\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":43874692825315,"sku":"AR444-1202","price":71.7,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/AR444-1202.jpg?v=1688024766"},{"product_id":"mrg-mr-gasket-header-bolts-hex-head-12pk","title":"MRG Mr Gasket Header Bolts - Hex Head (12pk) (MG917)","description":"\u003cp\u003eHEADER BOLTS 3\/8-16 x 1\" 12PK\u003c\/p\u003e\u003cp\u003e3\/8\"-16 x 1\"\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: MG917\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eDesigned for quick, easy installation of headers and heat-treated for extra strength. The special washer faced, smaller-than-standard hex head is\u003cbr\u003eideal for tight spaces. These bolts are Grade 5 with a 7\/16\" hex head and a protective black finish.\u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"MRG","offers":[{"title":"Default Title","offer_id":43875545940195,"sku":"MG917","price":37.1,"currency_code":"NZD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/MG917.jpg?v=1688048535"},{"product_id":"proform-wedge-locking-header-bolts","title":"Proform Wedge Locking Header Bolts (PR66751)","description":"\u003cp\u003eWEDGE LOCKING HEADER BOLTS 12\u003c\/p\u003e\u003cp\u003e3\/4\" UHL x 3\/8-16\" (Set Of 12)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: PR66751\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003e\u003cstrong\u003eFits:\u003c\/strong\u003e GM V6, SB 265-400, Buick, Olds, Pontiac '79 \u0026amp; earlier Mopar BB383-440 exc 413, AMC V8's w 3\/8\" bolts\u003c\/p\u003e\n\u003cp\u003eEach PROFORM Grade 8 Header Bolt is permanently assembled with a pair of special washers. When the bolt is torqued to 28+ ft-lbs, the washers’ super-hardened external teeth bite into and grip the bottom of the bolt head and the top surface of the header. After being self-locked in this manner, any bolt-loosening rotation is blocked by a wedge-locking action created by the washers’ interfacing,matching cams. It’s an uphill climb: vibration that might ordinarily loosen the bolt actually increases the wedge-locking tension, securing the bolt even more. Because this simple wedge-locking method uses tension instead of friction, contact with oil actually facilitates the wedge effect. When changing headers, PROFORMHeader Bolts can be untightened with a normal wrench, lubricated, and reused.\u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Proform","offers":[{"title":"Default Title","offer_id":43875691069667,"sku":"PR66751","price":78.7,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/PR66751.jpg?v=1688054660"},{"product_id":"proform-wedge-locking-header-bolts-1","title":"Proform Wedge Locking Header Bolts (PR66752)","description":"\u003cp\u003eWEDGE LOCKING HEADER BOLTS 16\u003c\/p\u003e\u003cp\u003e3\/4\" UHL x 3\/8-16\" (Set Of 16)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: PR66752\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003e\u003cstrong\u003eFits:\u003c\/strong\u003e GM BB 396-502 exc 348 \u0026amp; 409 Ford 5.0L, SB 289-302-351W, Mopar 413\u003c\/p\u003e\n\u003cp\u003eEach PROFORM Grade 8Header Bolt is permanently assembled with a pair of special washers. When the boltis torqued to 28+ ft-lbs, the washers’ super-hardened external teeth bite into and grip the bottom of the bolt head and the top surface of the header. After being self-locked in this manner, any bolt-loosening rotation isblocked by a wedge-locking action created by the washers’ interfacing, matching cams. It’s an uphill climb: vibration that might ordinarily loosen the bolt actually increases the wedge-locking tension, securing the bolt even more. Because this simple wedge-locking method uses tension instead of friction, contact with oil actually facilitates the wedge effect. When changing headers, PROFORMHeader Bolts can be untightened with a normal wrench, lubricated, and reused.\u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Proform","offers":[{"title":"Default Title","offer_id":43875691135203,"sku":"PR66752","price":99.4,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/PR66752.jpg?v=1688054660"},{"product_id":"proform-wedge-locking-header-bolts-2","title":"Proform Wedge Locking Header Bolts (PR66753)","description":"\u003cp\u003eWEDGE LOCKING HEADER BOLTS 12\u003c\/p\u003e\u003cp\u003e1\" UHL x 3\/8-16\" (Set Of 12)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: PR66753\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003e\u003cstrong\u003eFits:\u003c\/strong\u003e GM V6, SB 265-400, Buick, Olds, Pontiac '79 \u0026amp; earlier Mopar BB383-440 exc 413, AMC V8's w 3\/8\" bolts\u003c\/p\u003e\n\u003cp\u003eEach PROFORM Grade 8 Header Bolt is permanently assembled with a pair of special washers. When the bolt is torqued to 28+ ft-lbs, the washers’ super-hardened external teeth bite into and grip the bottom of the bolt head and the top surface of the header. After being self-locked in this manner, any bolt-loosening rotation is blocked by a wedge-locking action created by the washers’ interfacing,matching cams. It’s an uphill climb: vibration that might ordinarily loosen the bolt actually increases the wedge-locking tension, securing the bolt even more. Because this simple wedge-locking method uses tension instead of friction, contact with oil actually facilitates the wedge effect. When changing headers, PROFORMHeader Bolts can be untightened with a normal wrench, lubricated, and reused.\u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Proform","offers":[{"title":"Default Title","offer_id":43875691167971,"sku":"PR66753","price":92.7,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/PR66753.jpg?v=1688054660"},{"product_id":"proform-wedge-locking-header-bolts-nickle-finish","title":"Proform Wedge-Locking Header Bolts - Nickle Finish (PR66754)","description":"\u003cp\u003eWEDGE LOCKING HEADER BOLTS LS\u003c\/p\u003e\u003cp\u003eSuit GM LS Series, M8 x .948\" UHL (12-Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: PR66754\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eEach PROFORM Grade 8 HeaderBolt is permanently assembled with a pair of special washers. When the bolt is torqued to 28+ ft-lbs, the washers super-hardened external teeth bite into and grip the bottom of the bolt head and the top surface of the header. After being self-locked in this manner, any bolt-loosening rotation isblocked by a wedge-locking action created by the washers interfacing, matching cams. Its an uphill climb: vibrationthat might ordinarily loosen the bolt actually increases the wedge-locking tension, securing the bolt even more. Because this simple wedge-locking method uses tension instead of friction, contact with oil actually facilitates the wedge effect. When changing headers, PROFORMHeader Bolts can be untightened with a normal wrench, lubricated, and reused.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGrade 8 (12.9) Steel\u003c\/li\u003e\n\u003cli\u003eHex Head Type\u003c\/li\u003e\n\u003cli\u003e.984-inch Length\u003c\/li\u003e\n\u003cli\u003eFits GM LS Engines with 1\/4-inch Wide Flange\u003c\/li\u003e\n\u003cli\u003eSold as One Setof 12 Pieces\u003c\/li\u003e\n\u003c\/ul\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Proform","offers":[{"title":"Default Title","offer_id":43875691200739,"sku":"PR66754","price":87.5,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/PR66754.jpg?v=1688054660"},{"product_id":"proform-wedge-locking-header-bolts-nickle-finish-1","title":"Proform Wedge-Locking Header Bolts - Nickle Finish (PR66755)","description":"\u003cp\u003eWEDGE LOCKING HEADER BOLTS LS\u003c\/p\u003e\u003cp\u003eSuit GM LS Series, M8 x 1.181\" UHL (12-Pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: PR66755\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eEach PROFORM Grade 8 HeaderBolt is permanently assembled with a pair of special washers. When the bolt is torqued to 28+ ft-lbs, the washers super-hardened external teeth bite into and grip the bottom of the bolt head and the top surface of the header. After being self-locked in this manner, any bolt-loosening rotation isblocked by a wedge-locking action created by the washers interfacing, matching cams. Its an uphill climb: vibrationthat might ordinarily loosen the bolt actually increases the wedge-locking tension, securing the bolt even more. Because this simple wedge-locking method uses tension instead of friction, contact with oil actually facilitates the wedge effect. When changing headers, PROFORMHeader Bolts can be untightened with a normal wrench, lubricated, and reused.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGrade 8 (12.9) Steel\u003c\/li\u003e\n\u003cli\u003eHex Head Type\u003c\/li\u003e\n\u003cli\u003e1.181-inch Length\u003c\/li\u003e\n\u003cli\u003eFits GM LS Engines with 1\/4-inch Wide Flange\u003c\/li\u003e\n\u003cli\u003eSold as One Setof 12 Pieces\u003c\/li\u003e\n\u003c\/ul\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Proform","offers":[{"title":"Default Title","offer_id":43875691233507,"sku":"PR66755","price":87.5,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/PR66755.jpg?v=1688054661"},{"product_id":"proform-wedge-locking-header-bolts-black-oxide","title":"Proform Wedge-Locking Header Bolts - Black Oxide (PR66756)","description":"\u003cp\u003eWEDGE LOCKING HEADER BOLTS 16\u003c\/p\u003e\u003cp\u003eSuit BB Chev 396-502, Ford 5.0L, SB Ford 289-302-351W, Mopar 413\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: PR66756\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eEach PROFORM 12.9 Steel (equiv. Grade 8+) Header Bolt is permanently assembled with a pair of special washers. When the bolt is torqued to 28+ ft-lbs, the washers super-hardened external teeth bite into and grip the bottom of the bolt head and the top surface of the header. After being self-locked in this manner, any bolt-loosening rotation is blocked by a wedge-locking action created by the washers interfacing, matching cams. It's an uphill climb: vibration that might ordinarily loosen the bolt actually increases the wedge-locking tension, securing the bolt even more. Because this simple wedge-locking method uses tension instead of friction, contact with oil actually facilitates the wedge effect. When changing headers, PROFORMHeader Bolts can be untightened with a normal wrench, lubricated, and reused.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGrade 8 (12.9) Steel\u003c\/li\u003e\n\u003cli\u003eHex Head Type\u003c\/li\u003e\n\u003cli\u003e1-inch Length\u003c\/li\u003e\n\u003cli\u003eFits GM BB 396-502 exc 348 and 409, Ford 5.0L, SB 289-302-351W, Mopar 413\u003c\/li\u003e\n\u003cli\u003eSold as One Set of16 Pieces\u003c\/li\u003e\n\u003c\/ul\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Proform","offers":[{"title":"Default Title","offer_id":43875691266275,"sku":"PR66756","price":97.0,"currency_code":"NZD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/PR66756.jpg?v=1688054663"},{"product_id":"proform-wedge-locking-exhaust-collector-bolts","title":"Proform Wedge-Locking Exhaust Collector Bolts (PR66757)","description":"\u003cp\u003eWEDGE LOCK EXHAUST COLLECTOR\u003c\/p\u003e\u003cp\u003e3\/8\" x 1\" UHL (6-pack)\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: PR66757\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv class=\"product attribute description\"\u003e \u003cdiv class=\"value description\"\u003e \u003cp\u003eEach PROFORM Grade 8 Collector Bolt and Nut combo is permanently assembled with two pairs special locking washers. When the combo is tightened, the washers super-hardened external teeth bite into and grip the bottom of the bolt head and the top surface of the flange. After being self-locked in this manner, any bolt-loosening rotation is blocked by a wedge-locking action created by the washers interfacing, matching cams. Its an uphill climb: vibration that might ordinarily loosen the bolt actually increases the wedge-locking tension, securing the bolt even more. Because this simple wedge-locking method uses tension instead of friction, contact with oil actually facilitates the wedge effect. PROFORM Collector Bolts can beuntightened with a normal wrench, lubricated, and reused.\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGrade 8 (12.9) Steel\u003c\/li\u003e\n\u003cli\u003eHex Head Type\u003c\/li\u003e\n\u003cli\u003e1-inch Length\u003c\/li\u003e\n\u003cli\u003eSold as One SetOf 6 Pieces\u003c\/li\u003e\n\u003c\/ul\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Proform","offers":[{"title":"Default Title","offer_id":43875691299043,"sku":"PR66757","price":64.2,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/products\/PR66757.jpg?v=1688054663"}],"url":"https:\/\/fastlanespares.co.nz\/collections\/header-bolts-and-studs.oembed?page=3","provider":"Fast Lane Spares","version":"1.0","type":"link"}