{"title":"1803","description":null,"products":[{"product_id":"afr-enforcer-ls3-cylinder-heads-238cc-1803","title":"AFR Enforcer LS3 Cylinder Heads | 238cc | 1803","description":"AFR Enforcer 238cc Rectangle Port Cylinder Heads\u003cbr\u003e\r\nAFR's latest release Enforcer cylinder heads are designed as a high performance as cast cylinder head!\u003cbr\u003e\nUsing their patented Permanent Mold Technology AFR as developed a high flowing casting based off the Mongoose version that outperforms the OEM castings \u0026amp; comparable options in the range by over 20CFM across the board.\u003cbr\u003e\nThe AFR Enforcer comes assembled with Stainless Steel valves \u0026amp; PAC Valve Springs for an out of the box ready to bolt on upgrade!\u003cbr\u003e\r\n\u003cbr\u003e\r\n Features Of Your New AFR Enforcer 238cc Cylinder heads\u003cbr\u003e\r\n- 12 degree valve angles;\u003cbr\u003e\r\n- 69cc Chamber;\u003cbr\u003e\r\n- Cast from A356 Aluminium;\u003cbr\u003e\r\n- Accepts factory LS3 Rockers (Note requires AFR Stands);\u003cbr\u003e\r\n- 'As Cast' combustion chambers;\u003cbr\u003e\r\n- 'As Cast' Intake \u0026amp; Exhaust Ports;\u003cbr\u003e\r\n- 5 Axis Competition Valve Job;\u003cbr\u003e\r\n\u003cbr\u003e\r\n Flow Rating CFM Results\u003cbr\u003e\r\nTest conducted at 28\" of water (pressure) on Superflow 1020\u003cbr\u003e\nBore Size: 4.060\", intake 3\/4\" radius plate exhaust, 1 3\/4\" curved pipe\u003cbr\u003e\r\n238cc Street Head Flow Chart\u003cbr\u003e\r\n   .200   .300   .400   .500   .550   .600   .650\u003cbr\u003e\r\nInt   157   229   276   307   315   308   308\u003cbr\u003e\r\nExh   112   152   182   204   209   215   217\u003cbr\u003e\r\n\u003cbr\u003e\r\n Your New AFR Cylinder Heads Package Includes\u003cbr\u003e\r\n- AFR 238cc Enforcer Rectangle Port Cylinder Heads (Pair);\u003cbr\u003e\r\n- 6 bolt cylinder heads;\u003cbr\u003e\r\n- Complete 5-Axis CNC port \u0026amp; polish program;\u003cbr\u003e\r\n- 8mm Bead Lock Intake Valve, 2.080\" x 5.200\" Overall Valve Length;\u003cbr\u003e\r\n- 8mm Bead Lock Exhaust Valve, 1.600\" x 5.205\" Overall Valve Length;\u003cbr\u003e\r\n- 8 mm Bronze Valve Guides .502\" O.D x 2.550\" O.A.L;\u003cbr\u003e\r\n- PAC Racing Spring 1.270\" OD Hydraulic Roller Dual Valve Spring, 140 lbs. on seat, Max RPM 6500;\u003cbr\u003e\r\n- 7° Titanium Retainers 1.245\" O.D x .885\" I.D x .655\" I.D;\u003cbr\u003e\r\n- 7° Bead Lock Valve Keepers;\u003cbr\u003e\r\n- Viton Valve Seals .600\" O.D x .495\" I.D;\u003cbr\u003e\r\n- Assembled;","brand":"AFR","offers":[{"title":"Default Title","offer_id":42287236218985,"sku":null,"price":2980.0,"currency_code":"PHP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0605\/4631\/8441\/files\/AFR18031-large-612--v__25640.1733367786.jpg?v=1747205214"}],"url":"https:\/\/raceworld.store\/collections\/1803.oembed","provider":"Raceworld-AU","version":"1.0","type":"link"}