STOCK AFR SBF 220cc CNC Ported Aluminum Cylinder Heads 58cc 363 351w 408 427. This product data sheet is originally written in English. AFR Direct Master Warehouse Distributor – All AFR Products Available. AFR 220cc SBF Competition Cylinder Heads. AFR`s 220cc “Competition” heads feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings and high quality components throughout. This is AFR`s largest, best flowing head for the small block Ford. Recommended for race applications or radical “Pro Street” style builds. Component upgrade and machining options are available to customize AFR Heads to your specific build. AFR Part # 1451. 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. AFR’s BRAND NEW 220cc Renegade Ford head is a fresh addition to the lineup that adds quite a punch to our already formidable and proven 20° Ford Heads. These new 220cc heads flow a massive 340 CFM, averaging an 11 CFM increase from. 200.800 lift over our previous best in spite of its 5cc smaller intake runner. This is the best small block Ford 20° inline head you’ll find to provide huge horsepower to out run your competition. With the largest intake and exhaust runner volumes for our in-line Ford line up, these are the ultimate for NMRA Renegade or Hot Street classes. With lightweight 8mm 2.100 intake valves and 1.570 exhaust valves these heads move massive amounts of air. Combustion chamber volumes are available in 58cc or 72cc. 80cc exhaust ports and bolt pattern are raised. 375 (3/8) higher than stock, this rarely affects header or chassis fitment. AFR’s new 220cc is the perfect choice for 347 through 427 CI windsor engines operating from 4500 rpm upwards. Note: 2.100 valves will require aftermarket pistons notched for valve clearance. 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. 8mm Bead Lock Intake Valve 2.100″ x 5.000″ O. 8mm Bead Lock Exhaust Valve 1.570″ x 5.030″ O. PAC Racing Spring 1.550 OD Solid Roller Dual Valve Spring, 220 lbs on seat. 10° Manley Steel Retainers 1.500 O. D x 1.120 I. 10° Bead Lock Valve Keepers with lashcap recess. ARP 7/16 Rocker Studs. Adjustable 5/16 Guide Plates. Hardened Valve Spring I. D Locator 1.550 O. 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. 2.265″ H x 1.325″ W 3/8 Radius. 1.445″ H x 1.595″ W. Valve Cover Bolt Pattern. Valve Spring Pocket Diameter. Max Valve Spring Pocket Machining. 006 per cc 54cc Max (from 58cc); 69cc Max (from 72cc). 009 per cc 48cc Max (from 58cc); 66cc Max (from 72cc). Minimum Cross Sectional Area. Do not port match your intake manifold to Fel-Pro gasket as it does not precisely fit AFR. Intake Port Gasket, Fel-Pro #1262. Exhaust Port Gasket, Fel-Pro #1487. Head Gasket, 302/351 Windsor, Fel-Pro #1011-1. Head Bolt Washers, Manley. RPM Performer or Vic Jr. Spark Plug Starting Range. 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! (Most Countries, check UPS. 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. TREperformance 1725 Monrovia Ave. Suite D7 Costa Mesa, CA 92627. This item is in the category “Vehicle Parts & Accessories\Car Parts & Accessories\Engines & Engine Parts\Cylinder Heads”. The seller is “treperformance” and is located in this country: US. This item can be shipped worldwide.
- Interchange Part Number: Airflow, Renegade, Fully, 100%, 58cc chamber, Race, Smalll Block, Ford
- Fitment Type: Performance/Custom
- Brand: Air Flow Research
- Material: Aluminum
- Manufacturer Part Number: AFR 1451
- Country/Region of Manufacture: United States
- Manufacturer Warranty: Lifetime
- Core Charge: None
- Type: Small Block Ford