COMP Cams Crankshaft Socket - SB Chevy RS004C1508 These lightweight harmonic balancers are

These lightweight harmonic balancers are made from billet aluminum

5/8" and 3/4" rod ends all with one tool

10-500 psi

1989-1990 Chevrolet G20

1960-1974 Chevrolet C30 Pickup

COMP Cams Crankshaft Socket - SB Chevy RS004C1508 These lightweight harmonic balancers areWhen slipped on the end of a crankshaft, these specially designed sockets let you use a 1 2" drive ratchet or breaker bar to rotate the engine assembly. Our sockets also have the unique feature of a provision to hold our degree wheels or any wheel with a 1" or larger center hole. The knurled retaining nut actually sandwiches the degree wheel and holds it in place. This can then be loosened while on the crank snout so that you can turn the degree wheel