Proform Crankshaft Turning Socket - SB Chevy - V6 - I-6 - GM 4-Cyl. - 1.255" I.D. - 3/16" Keyway 26-NSO-N Tuning is not supported with

Tuning is not supported with Terminator X ECU's

1/16" Thick)

Using the stretch factors supplied by rod bolt manufacturers

1969-1973 Chevrolet Chevelle

Proform Crankshaft Turning Socket - SB Chevy - V6 - I-6 - GM 4-Cyl. - 1.255" I.D. - 3/16" Keyway 26-NSO-N Tuning is not supported withFor use with a 1 2" ratchet or breaker bar, an easy method of crankshaft rotation during engine assembly. PROFORM invites racers to experience the strength, innovation, and power behind the PROFORM brand. PROFORM Parts (Specialty Auto Parts U. S. A., Inc.) is a leader in the High Performance Automotive Aftermarket by engineering and manufacturing creative products from intelligent concepts. Our goal is to provide the performance enthusiast with