7.300" Chromoly Heat-Treated 5/16" 0.080" Wall DNA® One-Piece Pushrods Speedmaster aluminum pulleys are made

Speedmaster aluminum pulleys are made from a 356 aluminum alloy that is heat-treated to T-6 specs

Speedmaster TDS stepped up and created a full line of super-strong forged and billet yokes

while increasing thermal conductivity

They feature aluminum construction

The Speedmaster shift selector shaft is built with sturdy

7.300" Chromoly Heat-Treated 5/16" 0.080" Wall DNA® One-Piece Pushrods Speedmaster aluminum pulleys are madeGet 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.