Product Description

AFR Enforcer LS3 Cylinder Heads | 238cc | 1803

AFR Enforcer 238cc Rectangle Port Cylinder Heads

AFR’s latest release Enforcer cylinder heads are designed as a high performance as cast cylinder head!

Using their patented Permanent Mold Technology AFR as developed a high flowing casting based off the Mongoose version that outperforms the OEM castings & comparable options in the range by over 20CFM across the board.
The AFR Enforcer comes assembled with Stainless Steel valves & PAC Valve Springs for an out of the box ready to bolt on upgrade!

Features Of Your New AFR Enforcer 238cc Cylinder heads

• 12 degree valve angles
• 69cc Chamber
• Cast from A356 Aluminium
• Accepts factory LS3 Rockers (Note requires AFR Stands)
• 'As Cast' combustion chambers
• 'As Cast' Intake & Exhaust Ports
• 5 Axis Competition Valve Job

Flow Rating CFM Results

Test conducted at 28" of water (pressure) on Superflow 1020
Bore Size: 4.060", intake 3/4" radius plate exhaust, 1 3/4" curved pipe

Your New AFR Cylinder Heads Package Includes 

• AFR 238cc Enforcer Rectangle Port Cylinder Heads (Pair)
• 6 bolt cylinder heads
• Complete 5-Axis CNC port & polish program
• 8mm Bead Lock Intake Valve, 2.080" x 5.200" Overall Valve Length
• 8mm Bead Lock Exhaust Valve, 1.600" x 5.205" Overall Valve Length
• 8 mm Bronze Valve Guides .502" O.D x 2.550" O.A.L
• PAC Racing Spring 1.270" OD Hydraulic Roller Dual Valve Spring, 140 lbs. on seat, Max RPM 6500
• 7° Titanium Retainers 1.245" O.D x .885" I.D x .655" I.D
• 7° Bead Lock Valve Keepers
• Viton Valve Seals .600" O.D x .495" I.D
• Assembled

Want To Chat With Us To Discuss Your AFR Cylinder Head Upgrade?

Sure! Give us a call on (03)8595 4343 OR Simply click Get In Touch & schedule a time that best suits you. We will have one of our sales consultants contact you at your convenience.

Alternatively, We are available for Live Chat right now!

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Shop with confidence with free freight Australia wide & discounted pricing.