AFR Dual Valve Spring - 450 lb/in Spring Rate - 1.080" Coil Bind - 1.270" OD R090003S and a helmet eject system

and a helmet eject system

1977-1978 GMC P15

AFR valve guides are constructed from high-quality bronze for durability and wear

1983-1985 Ford Escort

1990-1995 Chevrolet Lumina

AFR Dual Valve Spring - 450 lb/in Spring Rate - 1.080" Coil Bind - 1.270" OD R090003S and a helmet eject systemProduct Description: Valve Spring Dual Spring 450 lb in Spring Rate 1. 080 in Coil Bind 1. 270 in OD AFR Cylinder Heads Replacement Sold Individually Advanced FLOW engineering (aFe Power) is a premier designer and manufacturer of automotive performance upgrade systems and components. Current product lines include cold air intake systems, high performance direct fit and racing air filters, exhaust systems, intercoolers, turbochargers, electronic