7.950" Chromoly Heat-Treated 5/16" 0.080" Wall DNA® One-Piece Pushrods Their strong die-cast aluminum design

Their strong die-cast aluminum design ensures an excellent gasket seal and dissipates heat better than many other covers

Their precision construction ensures a leak-proof seal and lasting durability

Speedmaster yokes allow the use of larger-than-stock U-joints for that higher horsepower application

Speedmaster brake boosters are the perfect addition to your street rod or custom application

7.950" Chromoly Heat-Treated 5/16" 0.080" Wall DNA® One-Piece Pushrods Their strong die-cast aluminum designGet 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.