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If you are looking for a manifold to use with your 8-71 or 6-71 supercharger
Will work with any Speedmaster or Speedmaster bellhousing
and drag racing
CNC-machined from high-tensile billet steel for strength and precision
So can features such as full ball-bearing construction
8.500" Chromoly Heat-Treated 3/8" 0.080" Wall DNA® One-Piece Pushrods If you are looking forGet 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.
