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Includes special adapter bushings to fit 1987-95 engines
this nut is an essential part of maintaining the tension and alignment of the supercharger belt
although slightly taller
The Speedmaster water pump pulley shim kits contain one 1mm spacer
10 Degree 11/32" -0.030" Install Height Chromoly Valve Locks Keepers Includes special adapter bushings toSpeedmaster 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
