Comp Cams Dual Valve Springs: 1.540" O.D. Outer, .814" I.D. Inner #CO919-16 2530560 it's important to replace your

it's important to replace your crank seal

Application: Chevrolet Small Block Gen I 283-400 C

FITTING FINISH: Chrome

Coax Indicators can be used at any angle for centering work

+/-10min for 45 degree square

Comp Cams Dual Valve Springs: 1.540" O.D. Outer, .814" I.D. Inner #CO919-16 2530560 it's important to replace yourDual Valve Springs from COMP Cams are manufactured from Super Clean wire and subject to extensive quality control testing to deliver a valve spring assembly with superior strength, durability and valve train stability, no matter what the application. The dual spring design creates a stronger valve spring that can easily handle the increased lift found in extreme stress applications. COMP Cams Dual Valve Springs exceed the expectations of todays engine