8.400" Chromoly Heat-Treated 3/8" 0.080" Wall DNA® One-Piece Pushrods Tough nylon fabric is then

Tough nylon fabric is then bonded to the tooth surface for greater wear resistance

They are manufactured from top-quality cast iron

turbocharged and nitrous applications

and have TIG-welded seams

O-ring seal is included

8.400" Chromoly Heat-Treated 3/8" 0.080" Wall DNA® One-Piece Pushrods Tough nylon fabric is thenGet 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.