Allstar Performance SB Chevy Crankshaft Pulley Shim Kit 3550224-156- M 1975-1991 GMC Jimmy

1975-1991 GMC Jimmy

AFCO Leaf Springs are the highest quality racing springs available and give you features not available in any other leaf springs

include mounting bracket

1/2 in Holes

aerodynamic design features an advanced ventilation system with 14 air intake and extraction channels designed to maximize cooling and a double screen anti-fog (DSAF) insert to prevent fogging in rain conditions

Allstar Performance SB Chevy Crankshaft Pulley Shim Kit 3550224-156- M 1975-1991 GMC JimmyUse shim kits to properly align pulleys. Water pump shims have dual bolt hole pattern to fit most GM and Ford water pumps. Crank pulley spacers are for small block Chevys. Specialty items for the Shop, Trailer and Track. The Allstar Performance brand offers thousands of hard to find, specialty items that cover many segments in the performance aftermarket. For over 30 years, customers worldwide have come to rely on the quality, affordable and practical