Jegs 21512 Performance Valve Springs 1957 Chevrolet Truck WGJ6_D1BFH28

ID1.250 in. Seat Load285 lb. at 1.210 in. Open Load1.160 in Coil Bind Height373 lb. RateIncludes DamperSet of 16 Valve Springs are ideal for net camshaft lifts up to 0.490 in. The outside diameter of each spring is stock and requires no head machining. Spring pressure is 110 lb. at 1.700 in. and 285 lb. at 1.210 in.