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The successful formula of offering a complete engine drive accessory kit has now been applied to the Serpentine with Speedmaster pulley systems
You cannot over-shift and miss a gear with Speedmaster automatic shifter
Enhance your engines performance with this lightweight
The shifters have stamped components to ensure smooth
and forged flat-top pistons matched to your bore size
7.900" Chromoly Hardened Steel 3/8 +0.080" Wall One Piece Pushrods (8pcs) The successful formula of offeringGet 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.
