{"product_id":"proflow-cylinder-heads-ls1-airmax-235-holden-commodore-chevrolet-aluminium-bare-63cc-chamber-235cc-intake-runner-15deg-pair-pfeahcls1-235-bare","title":"Proflow Cylinder Heads, LS1 SuperMax 235, Holden Commodore, Chevrolet, Aluminium, Bare 63cc Chamber, 235cc Intake Runner 15deg,  Pair - PFEAHCLS1-235-BARE","description":"\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: PFEAHCLS1-235-BARE\u003c\/p\u003e\u003cp\u003e\u003csection aria-label=\"Product Description\" class=\"productdetails n-responsive-content\"\u003e\r\n\u003cp\u003e\u003cstrong\u003eLS1 AirMax 210, Aluminium Cylinder Heads 15deg, Holden Chev, Bare\u003c\/strong\u003e\u003c\/p\u003e\r\n\r\n\u003cp\u003eProflow does not sacrifice quality for a low price—you get both with our aluminium cylinder heads. The lightweight heads are cast from A-356 aluminium alloy with a large choice of engine, for SB \u0026amp; BB Chevrolet, LS Chev Holden Ford SB 289-351W, 302, 351 Cleveland 2V \u0026amp; 3V \u0026amp; BB FE, and Chrysler SB \u0026amp; BB. They have phosphorous bronze valve guides, and ductile iron valve seats for use with unleaded gas. They're also end-milled and drilled for accessories. The fully assembled heads have stainless steel valves, high performance valve springs, 7 degree valve locks, rocker arm studs, and guideplates. Perfect for your mild or high performance hot rod.\u003c\/p\u003e\r\n\r\n\u003cp\u003eProflow's AirMax LS1 Cylinder Heads feature our Permanent Mold “As-Cast” Technology surfaces on the intake runners, exhaust runners and combustion chambers that allows for extremely accurate and repeatable port location\/performance. This budget friendly head is perfect for your OEM engine operating below 6300 RPM.\u003c\/p\u003e\r\n\r\n\u003cdiv style=\"overflow-x:auto;\"\u003e\r\n\u003ctable align=\"center\" border=\"0\" cellpadding=\"5\" cellspacing=\"1\" style=\"margin:auto;width:500px;\"\u003e\r\n\t\u003ctbody\u003e\r\n\t\t\u003ctr\u003e\r\n\t\t\t\u003ctd colspan=\"2\" style=\"text-align: center;\"\u003e\r\n\t\t\t\u003ch2\u003eSPECIFICATIONS\u003c\/h2\u003e\r\n\t\t\t\u003c\/td\u003e\r\n\t\t\u003c\/tr\u003e\r\n\t\t\u003ctr\u003e\r\n\t\t\t\u003ctd style=\"width: 50%; text-align: right;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd style=\"width: 50%; text-align: left;\"\u003eAluminum A356.2 T6\u003c\/td\u003e\r\n\t\t\u003c\/tr\u003e\r\n\t\t\u003ctr style=\"background:#dddddd;\"\u003e\r\n\t\t\t\u003ctd style=\"text-align: right;\"\u003e\u003cstrong\u003eCombustion Chamber Volume\u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd style=\"text-align: left;\"\u003e62cc\u003c\/td\u003e\r\n\t\t\u003c\/tr\u003e\r\n\t\t\u003ctr\u003e\r\n\t\t\t\u003ctd style=\"text-align: right;\"\u003e\u003cstrong\u003eIntake Runner Volume\u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd style=\"text-align: left;\"\u003e235cc\u003c\/td\u003e\r\n\t\t\u003c\/tr\u003e\r\n\t\t\u003ctr style=\"background:#dddddd;\"\u003e\r\n\t\t\t\u003ctd style=\"text-align: right;\"\u003e\u003cstrong\u003eIntake Port Size\u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd style=\"text-align: left;\"\u003e2.325\" H x 1.10\" W\u003c\/td\u003e\r\n\t\t\u003c\/tr\u003e\r\n\t\t\u003ctr\u003e\r\n\t\t\t\u003ctd style=\"text-align: right;\"\u003e\u003cstrong\u003eIntake Port Height\u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd style=\"text-align: left;\"\u003eStandard\u003c\/td\u003e\r\n\t\t\u003c\/tr\u003e\r\n\t\t\u003ctr style=\"background:#dddddd;\"\u003e\r\n\t\t\t\u003ctd style=\"text-align: right;\"\u003e\u003cstrong\u003eExhaust Runner Volume\u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd style=\"text-align: left;\"\u003e93cc\u003c\/td\u003e\r\n\t\t\u003c\/tr\u003e\r\n\t\t\u003ctr\u003e\r\n\t\t\t\u003ctd style=\"text-align: right;\"\u003e\u003cstrong\u003eExhaust Port Size\u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd style=\"text-align: left;\"\u003e1.428\" H x 1.708\" W\u003c\/td\u003e\r\n\t\t\u003c\/tr\u003e\r\n\t\t\u003ctr style=\"background:#dddddd;\"\u003e\r\n\t\t\t\u003ctd style=\"text-align: right;\"\u003e\u003cstrong\u003eExhaust Port Height\u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd style=\"text-align: left;\"\u003eStandard\u003c\/td\u003e\r\n\t\t\u003c\/tr\u003e\r\n\t\t\u003ctr\u003e\r\n\t\t\t\u003ctd style=\"text-align: right;\"\u003e\u003cstrong\u003eIntake Valve Size\u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd style=\"text-align: left;\"\u003e2.020\"\u003c\/td\u003e\r\n\t\t\u003c\/tr\u003e\r\n\t\t\u003ctr style=\"background:#dddddd;\"\u003e\r\n\t\t\t\u003ctd style=\"text-align: right;\"\u003e\u003cstrong\u003eExhaust Valve Size\u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd style=\"text-align: left;\"\u003e1.600\"\u003c\/td\u003e\r\n\t\t\u003c\/tr\u003e\r\n\t\t\u003ctr\u003e\r\n\t\t\t\u003ctd style=\"text-align: right;\"\u003e\u003cstrong\u003eValve Stem Diameter\u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd style=\"text-align: left;\"\u003e8.00mm\u003c\/td\u003e\r\n\t\t\u003c\/tr\u003e\r\n\t\t\u003ctr style=\"background:#dddddd;\"\u003e\r\n\t\t\t\u003ctd style=\"text-align: right;\"\u003e\u003cstrong\u003eValve Length\u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd style=\"text-align: left;\"\u003e4.9 \/ 5.20\u003c\/td\u003e\r\n\t\t\u003c\/tr\u003e\r\n\t\t\u003ctr\u003e\r\n\t\t\t\u003ctd style=\"text-align: right;\"\u003e\u003cstrong\u003eValve Angle\u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd style=\"text-align: left;\"\u003e15 Degree\u003c\/td\u003e\r\n\t\t\u003c\/tr\u003e\r\n\t\t\u003ctr style=\"background:#dddddd;\"\u003e\r\n\t\t\t\u003ctd style=\"text-align: right;\"\u003e\u003cstrong\u003eValve Guide Seal Diameter\u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd style=\"text-align: left;\"\u003e0.502\"\u003c\/td\u003e\r\n\t\t\u003c\/tr\u003e\r\n\t\t\u003ctr\u003e\r\n\t\t\t\u003ctd style=\"text-align: right;\"\u003e\u003cstrong\u003eValve Guide Material\u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd style=\"text-align: left;\"\u003eManganese Bronze\u003c\/td\u003e\r\n\t\t\u003c\/tr\u003e\r\n\t\t\u003ctr style=\"background:#dddddd;\"\u003e\r\n\t\t\t\u003ctd style=\"text-align: right;\"\u003e\u003cstrong\u003eValve Spring Pocket ID\u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd style=\"text-align: left;\"\u003e1.365\"\u003c\/td\u003e\r\n\t\t\u003c\/tr\u003e\r\n\t\t\u003ctr\u003e\r\n\t\t\t\u003ctd style=\"text-align: right;\"\u003e\u003cstrong\u003eBase of Guide\u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd style=\"text-align: left;\"\u003e0.560\"\u003c\/td\u003e\r\n\t\t\u003c\/tr\u003e\r\n\t\t\u003ctr\u003e\r\n\t\t\u003c\/tr\u003e\r\n\t\t\u003ctr style=\"background:#dddddd;\"\u003e\r\n\t\t\t\u003ctd style=\"text-align: right;\"\u003e\u003cstrong\u003eDeck Thickness\u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd style=\"text-align: left;\"\u003e0.375\"\u003c\/td\u003e\r\n\t\t\u003c\/tr\u003e\r\n\t\u003c\/tbody\u003e\r\n\u003c\/table\u003e\r\n\u003c\/div\u003e\r\n\u003c\/section\u003e\u003c\/p\u003e","brand":"Proflow","offers":[{"title":"Default Title","offer_id":48540970254563,"sku":"PFEAHCLS1-235-BARE","price":2366.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/files\/PFEAHCLS1-235-BARE_1dc2c2e2-87b0-4e81-bcad-5dc2f0ae466a.jpg?v=1775533662","url":"https:\/\/fastlanespares.co.nz\/products\/proflow-cylinder-heads-ls1-airmax-235-holden-commodore-chevrolet-aluminium-bare-63cc-chamber-235cc-intake-runner-15deg-pair-pfeahcls1-235-bare","provider":"Fast Lane Spares","version":"1.0","type":"link"}