6.770" Chromoly Heat-Treated 5/16" 0.080" Wall DNA® One-Piece Pushrods As the horsepower in your

As the horsepower in your performance vehicle goes up so does the strength of the read end housing

Speedmaster gear drives are great for you folks who want better timing

or another that's set up the same

They feature lightweight construction with a thick rail for gasket support

the IAC valves adjust the airflow to improve motor idling

6.770" Chromoly Heat-Treated 5/16" 0.080" Wall DNA® One-Piece Pushrods As the horsepower in yourGet 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. They have a minimum wall thickness of . 080 in. to handle higher rpm, plus a black oxide finish.