They feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings and high quality components throughout, in addition these are the only AFR heads that are compatible with the OEM piston valve relief. Recommended for street, towing, or street/strip engines with displacements up to 351 cubic inches, operating up to 6000 RPM.Legal for 1995 and older emissions controlled vehicles under CARB EO #D-250-3 (Part numbers 14xx). Component upgrade and machining options are available to customize AFR Heads to your specific build. There are many different options available for AFR heads, please view the details section below for the details on these heads. For the many other AFR heads available, and options such as upgrading springs or retainers. The Small Port, High Velocity, Torque Monster! For the ultimate small block Ford street car, youve got to use AFRs all new 165cc emissions legal aluminum cylinder heads. Unlike some aftermarket heads, AFRs Ford cylinder head (CARB EO #D-250-3) fits all your stock components; no special parts are required! With lightweight 8mm 1.900 intake valves, 1.600 exhaust valve, combustion chamber volume of 58cc (60cc for pedestal mount heads), and 68cc exhaust ports, AFRs new 165cc Ford aluminum cylinder head is perfect for 289 and 302 engines operating from idle to 6000 rpm. The non-emissions 165cc aluminum cylinder heads come ready for the maximum street/strip Small Block Ford performance possible. They include the exact same components as the emissions legal heads, but do not have the ports for smog compliance. Performance wise the emissions legal and non-emissions heads are identical. A 3/4 thick head deck makes any AFR head ideal for nitrous or blower applications, even with the standard 68cc exhaust ports. These heads will not accept shaft mount rocker arms. Due to the large demand for AFR heads, AFR currently takes 3-4 weeks to build a set of heads. 100% CNC Ported Combustion Chambers 100% CNC Ported Exhaust Ports 100% CNC Ported Intake Ports Competition 5-angle Valve Job. Bead Lock Intake Valve, 1.900. Bead Lock Exhaust Valve, 1.600. Pedestal 8mm Bead Lock Intake Valve, 1.900" x 5.080" O.
Pedestal 8mm Bead Lock Exhaust Valve, 1.600" x 5.100" O. PAC Racing Spring 1.290 OD Hydraulic Roller Dual Valve Spring, 140 lbs on seat. 7° Bead Lock Valve Keepers. Ductile Iron Intake Valve Seats 2.131 O.D x 1.680 I. Ductile Iron Exhaust Valve Seats 1.650 O. D x 1.350 I.
Specifications, Features, and Optional Supporting Components. 2.060" H x 1.250" W 3/8 Radius. 1.355" H x 1.360" W. Max Valve Spring Pocket Machining. 006 per cc 54cc Maximum.009 per cc 48cc Maximum. Note: Angle mills might require a. Head Bolt Diameter 1402 & 1472. Intake Port Gasket, Fel-Pro #1250.
Exhaust Port Gasket, Fel-Pro #1415. Head Gasket, 302/351 Windsor, Fel-Pro #1011-1. Head Bolt Washer Kit, Manley.
Important: Do not port match you intake manifold to any Fel-Pro gasket as it does not precisely match AFR heads. Note: Milling head deck will affect flow numbers. We have AFR heads to fit almost every performance application! - UPS Worldwide Expedited - 3-9 days GUARANTEED!Com) - UPS Worldwide Saver - 1-5 days GUARANTEED! We do not lower invoice values since it is a violation of US and International custom laws. Let us work to resolve your problem so everyone is happy. Suite D7 Costa Mesa, CA 92627. The item "AFR 1399 SBF 165cc Ford Renegade NON-Emissions Aluminum Cylinder Heads 302 351w" is in sale since Tuesday, March 8, 2011. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Engines & Components\Cylinder Heads & Parts". The seller is "treperformance" and is located in Costa Mesa, California. This item can be shipped worldwide.