Proform Tri Star Air Cleaner Nut - 1/4-20 in and 5/16-18 in Thread - Blue / White GM Logo - Chrome 110028 The completely redesigned Mega Dial

The completely redesigned Mega Dial V2 is way ahead of the competition and has several improvements over the original classic Mega Dial or the Cat 5 Mega Dial

Built from mild steel material and handcrafted in our Whittier

MSD has a distributor for it

Resists Blowout

This CANTON pulley shim kit is designed to compensate for the variances in different components to insure perfect belt alignment

Proform Tri Star Air Cleaner Nut - 1/4-20 in and 5/16-18 in Thread - Blue / White GM Logo - Chrome 110028 The completely redesigned Mega DialProform Air Cleaner Nut GM Emblem 141 327 Hi Tech Large Chrome Plated Zinc Die Cast Fit Both 0. 25" 20 And 0. 3125" 18 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