6.300" Chromoly Hardened Steel 5/16 +0.080" Wall One Piece Pushrods (16/Set) This upgraded combination elevates the

This upgraded combination elevates the standard in electronic fuel injection

1966-83 trucks and Suburbans

Speedmaster axles are manufactured using cutting-edge technology and techniques

Minor machining may be required on some applications

Kit includes adapter plate to permit use of certain square bore style carburetors

6.300" Chromoly Hardened Steel 5/16 +0.080" Wall One Piece Pushrods (16/Set) This upgraded combination elevates theGet 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.