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If your standard Bowtie block could handle 1500+ HP it would be Speedmaster's H1 engine block
This particular unit retains a stock-style pulley to allow this unit to be used in stock applications
which allow you to modify your cam timing
Featuring thicker walls and more gusseting than any other manufacturer
Pop-Off plates are designed to release the high pressure that builds up inside of the engine to prevent damaging or cracking your supercharger components
6.770" Chromoly Heat-Treated 5/16" 0.080" Wall DNA® One-Piece Pushrods If your standard Bowtie blockGet 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.
