{"product_id":"proflow-cylinder-heads-airmax-200-sb-chev-535hp-aluminium-assembled-72cc-chamber-angle-plug-200cc-intake-runner-pair","title":"Proflow Cylinder Heads, AirMax 200, SB Chev, 535HP, Aluminium, Assembled, 72cc Chamber, Angle Plug, 200cc Intake Runner, Pair","description":"\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\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=\"text-align: right;\"\u003e\u003cstrong\u003eCombustion Chamber \u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd\u003e 72 cc\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 Volume \u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd\u003e 200 cc\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 Dimensions \u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd\u003e 2.185 (H) x 1.265” (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 Volume \u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd\u003e 70 cc\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 Dimensions \u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd\u003e 1.460” (H) x 1.565” (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\u003eSpark Plug Location \u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd\u003e Angled\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 Diameter \u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd\u003e 2.010”\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 Diameter \u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd\u003e 1.60”\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\u003e 11\/32”\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\u003e 1.49”\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 OD \u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd\u003e 0.530” (0.570” at base)\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\u003eMaximum Valve Lift \u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd\u003e 0.540”\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\u003eRocker Stud Thread Size \u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd\u003e 7\/16”-14\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 Angle \u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd\u003e 23°\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\u003eDeck Thickness \u003c\/strong\u003e\n\u003c\/td\u003e\r\n\t\t\t\u003ctd\u003e 0.630”\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\u003eInstalled Spring Height \u003c\/strong\u003e\u003c\/td\u003e\r\n\t\t\t\u003ctd\u003e 1.790” @ 132lbs\u003c\/td\u003e\r\n\t\t\u003c\/tr\u003e\r\n\t\u003c\/tbody\u003e\r\n\u003c\/table\u003e\r\n\r\n\u003cp\u003e \u003c\/p\u003e\r\n\u003c\/div\u003e","brand":"Proflow","offers":[{"title":"Default Title","offer_id":55002593165525,"sku":"PFEAHC520072AP","price":2387.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0825\/0635\/0805\/files\/PFEAHC520072AP_af1873b3-cc82-45b0-89ee-54a205eae458.jpg?v=1791288311","url":"https:\/\/sorgiovannimotorsport.com.au\/products\/proflow-cylinder-heads-airmax-200-sb-chev-535hp-aluminium-assembled-72cc-chamber-angle-plug-200cc-intake-runner-pair","provider":"Sorgiovanni Motorsport","version":"1.0","type":"link"}