10 Degree 11/32" +0.050" Install Height Chromoly Valve Locks Keepers low-resistance

low-resistance

They won't leak

They feature lightweight construction with a thick rail for gasket support

These Speedmaster tailshaft housings are designed to fit the stock Ford C4 transmissions

10 Degree 11/32" +0.050" Install Height Chromoly Valve Locks Keepers low-resistanceSpeedmaster valve locks are wider angled 10 degree locks. They distribute the ever increasing valve spring loads over the retainer better than typical 7 degree locks by reducing the chance of "pull through" failure. They are machined from chromoly steel, heat treated for maximum strength, and designed with a 10 degree taper. The Speedmaster valve locks will fit any Speedmaster 10 degree retainer and are recommended for all race applications due to