{"product_id":"proflow-cylinder-heads-airmax-b-bare-cylinder-heads-sb-chev-200-535hp-aluminium-64cc-chamber-straight-plug-200cc-intake-runner-pair-pfeahc20064sp-bare","title":"Proflow Cylinder Heads, AirMax-B, Bare Cylinder Heads,SB Chev 200, 535HP, Aluminium, 64cc Chamber, Straight Plug, 200cc Intake Runner, Pair - PFEAHC20064SP-BARE","description":"\u003cp\u003e\u003cb\u003ePart Number\u003c\/b\u003e: PFEAHC20064SP-BARE\u003c\/p\u003e\u003cp\u003e\u003csection class=\"productdetails n-responsive-content\" aria-label=\"Product Description\"\u003e\n    \u003cp\u003e\u003cstrong\u003eProflow Cylinder Heads, AirMax 200,SB Chev Aluminium, Bare, 72cc Chamber\u003c\/strong\u003e\u003c\/p\u003e\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\n\n    \u003cdiv style=\"overflow-x:auto;\"\u003e\n        \u003ctable align=\"center\" border=\"0\" cellpadding=\"5\" cellspacing=\"1\" style=\"margin:auto;width:500px;\"\u003e\n            \u003ctbody\u003e\n                \u003ctr\u003e\n                    \u003ctd colspan=\"2\" style=\"text-align: center;\"\u003e\n                        \u003ch2\u003eSPECIFICATIONS\u003c\/h2\u003e\n                    \u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd style=\"width: 50%; text-align: right;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n                    \u003ctd style=\"width: 50%; text-align: left;\"\u003eA356 Aluminum\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr style=\"background:#dddddd;\"\u003e\n                    \u003ctd style=\"width: 50%; text-align: right;\"\u003e\u003cstrong\u003eIntake Port Volume\u003c\/strong\u003e\u003c\/td\u003e\n                    \u003ctd style=\"width: 50%; text-align: left;\"\u003e200cc\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd style=\"width: 50%; text-align: right;\"\u003e\u003cstrong\u003eIntake seat size\u003c\/strong\u003e\u003c\/td\u003e\n                    \u003ctd style=\"width: 50%; text-align: left;\"\u003e2.02\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr style=\"background:#dddddd;\"\u003e\n                    \u003ctd style=\"width: 50%; text-align: right;\"\u003e\u003cstrong\u003eExhaust seat size\u003c\/strong\u003e\u003c\/td\u003e\n                    \u003ctd style=\"width: 50%; text-align: left;\"\u003e1.6\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd style=\"width: 50%; text-align: right;\"\u003e\u003cstrong\u003eIntake Port Dimension\u003c\/strong\u003e\u003c\/td\u003e\n                    \u003ctd style=\"width: 50%; text-align: left;\"\u003e2.050\" H x 1.250\" W x 5\/16° Radius\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr style=\"background:#dddddd;\"\u003e\n                    \u003ctd style=\"width: 50%; text-align: right;\"\u003e\u003cstrong\u003eIntake Port Location\u003c\/strong\u003e\u003c\/td\u003e\n                    \u003ctd style=\"width: 50%; text-align: left;\"\u003eStock\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd style=\"width: 50%; text-align: right;\"\u003e\u003cstrong\u003eExhaust Port Volume\u003c\/strong\u003e\u003c\/td\u003e\n                    \u003ctd style=\"width: 50%; text-align: left;\"\u003e64cc\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr style=\"background:#dddddd;\"\u003e\n                    \u003ctd style=\"width: 50%; text-align: right;\"\u003e\u003cstrong\u003eExhaust Port Dimension\u003c\/strong\u003e\u003c\/td\u003e\n                    \u003ctd style=\"width: 50%; text-align: left;\"\u003e1.450\" H x 1.550\" W\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd style=\"width: 50%; text-align: right;\"\u003e\u003cstrong\u003eExhaust Port Location\u003c\/strong\u003e\u003c\/td\u003e\n                    \u003ctd style=\"width: 50%; text-align: left;\"\u003e0.100\" Raised\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr style=\"background:#dddddd;\"\u003e\n                    \u003ctd style=\"width: 50%; text-align: right;\"\u003e\u003cstrong\u003eCombustion Chamber\u003c\/strong\u003e\u003c\/td\u003e\n                    \u003ctd style=\"width: 50%; text-align: left;\"\u003e65cc or 72cc\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd style=\"width: 50%; text-align: right;\"\u003e\u003cstrong\u003eValve Cover Bolt Pattern\u003c\/strong\u003e\u003c\/td\u003e\n                    \u003ctd style=\"width: 50%; text-align: left;\"\u003ePerimeter Bolt\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr style=\"background:#dddddd;\"\u003e\n                    \u003ctd style=\"width: 50%; text-align: right;\"\u003e\u003cstrong\u003eValve Angle\u003c\/strong\u003e\u003c\/td\u003e\n                    \u003ctd style=\"width: 50%; text-align: left;\"\u003e23°\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd style=\"width: 50%; text-align: right;\"\u003e\u003cstrong\u003eValve Spring Pocket Diameter\u003c\/strong\u003e\u003c\/td\u003e\n                    \u003ctd style=\"width: 50%; text-align: left;\"\u003e1.460\" O.D\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr style=\"background:#dddddd;\"\u003e\n                    \u003ctd style=\"width: 50%; text-align: right;\"\u003e\u003cstrong\u003eMax Valve Spring Pocket Machining\u003c\/strong\u003e\u003c\/td\u003e\n                    \u003ctd style=\"width: 50%; text-align: left;\"\u003e1.750\" O.D\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd style=\"width: 50%; text-align: right;\"\u003e\u003cstrong\u003eWarning\u003c\/strong\u003e\u003c\/td\u003e\n                    \u003ctd style=\"width: 50%; text-align: left;\"\u003eDo not machine spring pad any deeper.\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr style=\"background:#dddddd;\"\u003e\n                    \u003ctd style=\"width: 50%; text-align: right;\"\u003e\u003cstrong\u003eDeck Thickness\u003c\/strong\u003e\u003c\/td\u003e\n                    \u003ctd style=\"width: 50%; text-align: left;\"\u003e.750\"\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd style=\"width: 50%; text-align: right;\"\u003e\u003cstrong\u003eMinimum Bore Diameter\u003c\/strong\u003e\u003c\/td\u003e\n                    \u003ctd style=\"width: 50%; text-align: left;\"\u003e4.000\"\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr style=\"background:#dddddd;\"\u003e\n                    \u003ctd style=\"width: 50%; text-align: right;\"\u003e\u003cstrong\u003eFlat Mill\u003c\/strong\u003e\u003c\/td\u003e\n                    \u003ctd style=\"width: 50%; text-align: left;\"\u003e.006\" per cc 60cc Maximum\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd style=\"width: 50%; text-align: right;\"\u003e\u003cstrong\u003eAngle Mill\u003c\/strong\u003e\u003c\/td\u003e\n                    \u003ctd style=\"width: 50%; text-align: left;\"\u003e.009\" per cc 55cc Maximum\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr style=\"background:#dddddd;\"\u003e\n                    \u003ctd style=\"width: 50%; text-align: right;\"\u003e\u003cstrong\u003eNote\u003c\/strong\u003e\u003c\/td\u003e\n                    \u003ctd style=\"width: 50%; text-align: left;\"\u003eAngle mills might require.120 thick intake gasket.\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd style=\"width: 50%; text-align: right;\"\u003e\u003cstrong\u003eMinimum Cross Sectional Area\u003c\/strong\u003e\u003c\/td\u003e\n                    \u003ctd style=\"width: 50%; text-align: left;\"\u003e1.810 sq. in.\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr style=\"background:#dddddd;\"\u003e\n                    \u003ctd style=\"width: 50%; text-align: right;\"\u003e\u003cstrong\u003eSpark Plug Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n                    \u003ctd style=\"width: 50%; text-align: left;\"\u003e14mm x.750\" w\/Gasket Seat\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd style=\"width: 50%; text-align: right;\"\u003e\u003cstrong\u003eCarb EO#\u003c\/strong\u003e\u003c\/td\u003e\n                    \u003ctd style=\"width: 50%; text-align: left;\"\u003eD-250-2\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr style=\"background:#dddddd;\"\u003e\n                    \u003ctd style=\"width: 50%; text-align: right;\"\u003e\u003cstrong\u003eStraight Plug\u003c\/strong\u003e\u003c\/td\u003e\n                    \u003ctd style=\"width: 50%; text-align: left;\"\u003eStraight Plug option\u003c\/td\u003e\n                \u003c\/tr\u003e\n            \u003c\/tbody\u003e\n        \u003c\/table\u003e\n\n        \u003cp\u003e \u003c\/p\u003e\n\n        \u003ctable align=\"center\" border=\"0\" cellpadding=\"5\" cellspacing=\"1\" style=\"margin:auto;width:500px;\"\u003e\n            \u003ctbody\u003e\n                \u003ctr\u003e\n                    \u003ctd style=\"text-align: center;\"\u003e\n                        \u003ch2\u003eFEATURES\u003c\/h2\u003e\n                    \u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd style=\"text-align: left;\"\u003eImportant: Do not port match your intake manifold to Fel-Pro gasket as it does not precisely fit MIC heads.\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr style=\"background:#dddddd;\"\u003e\n                    \u003ctd style=\"text-align: left;\"\u003e8mm Bead Lock Intake Valve, 2.020\" x 4.900\" Overall Valve Length: Made by Ferrea\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd style=\"text-align: left;\"\u003e8mm Bead Lock Exhaust Valve, 1.600\" x 4.950\" Overall Valve Length: Made by Ferrea\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr style=\"background:#dddddd;\"\u003e\n                    \u003ctd style=\"text-align: left;\"\u003ePAC Racing Spring 1.290\" OD Hydraulic Roller Dual Valve Spring,\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd style=\"text-align: left;\"\u003e140 lbs on seat,.600\" maximum lift, Max RPM 6300-6500\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr style=\"background:#dddddd;\"\u003e\n                    \u003ctd style=\"text-align: left;\"\u003e7° Manley Chrome Moly Retainers 1.245\" O.D x.885\" I.D x.655\" I.D\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd style=\"text-align: left;\"\u003e7° Bead Lock Valve Keepers\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr style=\"background:#dddddd;\"\u003e\n                    \u003ctd style=\"text-align: left;\"\u003e3\/8\" Rocker Studs\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd style=\"text-align: left;\"\u003e5\/16\" Guide Plates\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr style=\"background:#dddddd;\"\u003e\n                    \u003ctd style=\"text-align: left;\"\u003eViton Valve Seals.600\" O.D x.495\" I.D\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd style=\"text-align: left;\"\u003eHardened Valve Spring O.D Locator 1.380\" O.D x.570\" I.D\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr style=\"background:#dddddd;\"\u003e\n                    \u003ctd style=\"text-align: left;\"\u003ePowder Metallurgy Intake Valve Seats 2.200\" O.D x 1.750\" I.D x.375\" Deep\u003c\/td\u003e\n                \u003c\/tr\u003e\n                \u003ctr\u003e\n                    \u003ctd style=\"text-align: left;\"\u003ePowder Metallurgy Exhaust Valve Seats 1.696\" O.D x 1.325\" I.D x.305\" Deep\u003c\/td\u003e\n                \u003c\/tr\u003e\n            \u003c\/tbody\u003e\n        \u003c\/table\u003e\n    \u003c\/div\u003e\n\u003c\/section\u003e\u003c\/p\u003e","brand":"Proflow","offers":[{"title":"Default Title","offer_id":48431306146019,"sku":"PFEAHC20064SP-BARE","price":1732.5,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/files\/PFEAHC20064SP-BARE_e997f4d7-4023-4a0d-aeb4-b71f45386915.jpg?v=1775533678","url":"https:\/\/fastlanespares.co.nz\/products\/proflow-cylinder-heads-airmax-b-bare-cylinder-heads-sb-chev-200-535hp-aluminium-64cc-chamber-straight-plug-200cc-intake-runner-pair-pfeahc20064sp-bare","provider":"Fast Lane Spares","version":"1.0","type":"link"}