Proform Pro Crankshaft Turning Socket Big Block Chevy Nitrile O-Ring All front springs are closed

All front springs are closed and ground on one end to provide proper contact with the jack plate

2-1/8 in Sway Bar / 2 x 3 in Frame

Controls fuel and spark

Performance Series

one 3/8" NPT inlet and is adjustable from 5 to 12 psi

Proform Pro Crankshaft Turning Socket Big Block Chevy Nitrile O-Ring All front springs are closedProduct Description: Crankshaft Turning Tool Pro Series Aluminum Black Anodized Big Block Chevy Sold Individually 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