8.900" Chromoly Heat-Treated 5/16" 0.080" Wall DNA® One-Piece Pushrods They feature a polished finish

They feature a polished finish to jump-start some life into your engine compartment

Speedmaster Aluminum Roller Rockers are extruded from 6061 T6 Aluminum

Made from 5051 aircraft aluminum alloy

Designed with a drain plug for easy fluid inspection or transmission service without the mess of dropping a full pan of fluid

They feature extra-thick steel that's double-welded to the ring gear for added strength

8.900" Chromoly Heat-Treated 5/16" 0.080" Wall DNA® One-Piece Pushrods They feature a polished finishGet 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.