8.400" Chromoly Heat-Treated 5/16" 0.080" Wall DNA® One-Piece Pushrods Speedmaster valve locks are wider-angled

Speedmaster valve locks are wider-angled 10 degree locks

Designed to bolt onto our aluminum center sections and used with our various housing end applications

Speedmaster manufactures these master cylinders from quality materials to ensure proper fitment

These kits are specifically designed to deliver the performance you want

Ford rear-end housings

8.400" Chromoly Heat-Treated 5/16" 0.080" Wall DNA® One-Piece Pushrods Speedmaster valve locks are wider-angledGet 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.