6.100" Chromoly Hardened Steel 5/16 +0.080" Wall One Piece Pushrods (16/Set) Speedmaster has designed these pinion

Speedmaster has designed these pinion support stud kits to offer maximum clamping force and unmatched reliability

These can be used on std or aftermarket plenum manifolds

all components are hand fit and assembled in USA for the ultimate in precision fit and finish

This model is for the enthusiast who wants the hardest

these cams provide better throttle response and more top-end horsepower than equivalent cams from other manufacturers

6.100" Chromoly Hardened Steel 5/16 +0.080" Wall One Piece Pushrods (16/Set) Speedmaster has designed these pinionGet all of the performance that your engine can produce with these durable pushrods designed especially for high lift cams. Speedmaster pushrods are available in both 5 16 in. and 3 8 in. diameters. They feature . 080 in. wall thickness and are formed from 4130 chromoly steel. These one piece Speedmaster pushrods are heat treated for use with guideplates.