Proform Stud Mount Valve Spring Compressor SR09055-0 Nuts have 3/8"-16 threads

Nuts have 3/8"-16 threads

All Spindles now include DMIs trick locknut

15W40 Conventional

Stepper motor techometers use a small electric motor to drive the pointer

4 ft Cable / Housing

Proform Stud Mount Valve Spring Compressor SR09055-0 Nuts have 3/8"-16 threadsQuickly remove valve springs from assembled engines with 3 8" or 7 16" rocker studs. 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, quality, and