Proform Head-On Valve Spring Compressor Bolt-On Aluminum Purple Anodize - GM LS-Series 01225 at 60 PSI of base

at 60 PSI of base fuel pressure

Made in the USA

There are four separate retard stages that can be activated independently or together for a to┬ ¡tal sum of retards

Contoured Grip

18" standard rotation rigid fan design

Proform Head-On Valve Spring Compressor Bolt-On Aluminum Purple Anodize - GM LS-Series 01225 at 60 PSI of baseProduct Description: Valve Spring Compressor Head On Bolt On Aluminum Purple Anodized GM LS Series 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 innovation,