AFR Heads, 1100 SBC AFR 210 Eliminator Competition Heads, 75cc

AFR's SB Chevy Eliminator Racing Head 210cc intake port small block Chevy angle plug cylinder heads are among the most popular heads used for performance applications This Air Flow research competition ported aluminum cylinder head features 100% CNC ported intakes, 100% CNC ported combustion chambers and 100 CNC ported exhaust ports. AFR's 3/4" thick head deck surface makes them ideal for nitrous or blower applications. Air Flow Research Eliminator cylinder heads offer exceptional flow characteristics for your standard 23 degree cylinder head. Standard valve spacing make this the perfect for 350 to 400 CID engines in bracket drag cars, operating between 3000 and 7500 rpm. No special parts are required. Dual valve cover bolt pattern is standard.

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, 2.080" x 5.000" Overall Valve Length
8mm Bead Lock Exhaust Valve, 1.600" x 5.030" Overall Valve Length
PAC Racing Spring 1.550" OD Solid Roller Dual Valve Spring, 220 lbs on seat, .710" maximum lift, Max RPM 7200-7400
Manley 10° Steel Retainers 1.500" O.D x 1.120" I.D x .705" I.D
10° Bead Lock Valve Keepers
ARP 7/16" Rocker Studs
Adjustable 5/16" Guide Plates
Viton Valve Seals .600" O.D x .495" I.D
Hardened Valve Spring I.D Locator 1.550" O.D x .780" I.D
Ductile Iron Intake Valve Seats 2.200" O.D x 1.750" I.D x .375" Deep
Ductile Iron Exhaust Valve Seats 1.696" O.D x 1.325" I.D x .305" Deep
8 mm Bronze Valve Guides .502" O.D x 2.100" O.A.L