Allstar Performance SB Chevy Crank Socket R07C153XL The MAC Air utilizes a

The MAC Air utilizes a dual filtering system that increases performance and prevents premature clogging

along with the impeccable machining and finish you've come to expect from all Aeromotive components

Reduce crankcase pressure for optimum piston ring seal

The chute launcher can be used from the slowest bracket car to Top Fuel cars

1985-1985 Chevrolet Astro

Allstar Performance SB Chevy Crank Socket R07C153XL The MAC Air utilizes aSteel socket for rotating the crankshaft during engine assembly features a 1" hex and a 1 2" ratchet drive. 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 items available from Allstar Performance. Product Description: