6.700" Chromoly Heat-Treated 5/16" 0.080" Wall DNA® One-Piece Pushrods To remain street legal with

To remain street legal with a square bore carb

Because they don't run off of your crank

They use silicon aluminum bi-metal construction

This one-piece billet steel flexplate offers the strongest gear teeth

6.700" Chromoly Heat-Treated 5/16" 0.080" Wall DNA® One-Piece Pushrods To remain street legal withGet 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.