AFR Dual Valve Spring - 450 lb. - 1.080 in Coil Bind - 1.270 in OD - AFR Cylinder Heads EFE60800 or out of the way

or out of the way

Fits hard top and convertible models without factory ground effects package

uses a 1-1/8" wrench

and street rodders all got some of the first engines produced by BluePrint Engines

200 1968-1966

AFR Dual Valve Spring - 450 lb. - 1.080 in Coil Bind - 1.270 in OD - AFR Cylinder Heads EFE60800 or out of the wayProduct Description: Valve Spring Dual Spring 450 lb in Spring Rate 1. 080 in Coil Bind 1. 270 in OD AFR Cylinder Heads Replacement Set of 16 For over thirty years Airflow Research has been defining technological leadership in cylinder head manufacturing and flow dynamics. This complete commitment to performance has enabled Airflow Research's cylinder heads to find themselves on the fastest race cars and the most powerful street machines in the