Breakdown of Included Items

Flow Chart

AFR 1001 Enforcer Aluminum Head Features:

• For 350 to 400 ci engines operating below 6,000 rpm
• For 0.600 in. lift hydraulic roller cam
• Intake Port Volume: 195cc
• Intake Port Dimension: 2.080 in. H x 1.270 in. x 5/16 in. Radius
• Intake Port Location: Stock
• Exhaust Port Volume: 76cc
• Exhaust Port Dimension: 1.380 in. H x 1.420 in. W
• Exhaust Port Location: Stock
• Valve Cover Bolt Pattern: Perimeter Bolt
• Valve Spring Pocket Diameter: 1.580 in. O.D
• Max Valve Spring Pocket Machining: 1.600 in. O.D
• Deck Thickness: .450 in.
• Minimum Bore Diameter: 4.000 in.
• Reduce Combustion Chamber Size by 1 cc by Flat-Milling .006 in. from the Deck Surface, Maximum Mill .048 in. to achieve 56 cc.
• Spark Plug Dimensions: 14 mm x .750 in. with Gasket Seat Such as Autolite AR3924 or equivalent (sold separately)

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

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