Small Block Chevy
AFR 1006 Enforcer Aluminum Head Features:
- For 350 to 400ci engines operating below 6,000 rpm
- 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 1 cc by Flat-Milling .006 in. from Deck Surface, Maximum Mill .048 in. to achieve 56 cc
- Spark Plug Dimensions: 14 mm x .750 in. with Gasket Seat Such as Autolite 417-AR3924
Emissions: This product is not legal for sale or use on emission-controlled vehicles, and is intended for dedicated race vehicles only
Budget-Friendly Cylinder Heads with Accurate Ports
The AFR Enforcer Cylinder Head offers a Permanent Mold “As-Cast” Technology surface feature that provides an exact port location to gain maximum performance. Enforcer cylinder heads (sold individually) are ideal for engines that operate below 6,000 rpm and are available in fully assembled or bare version configurations.
WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.
WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.
WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.