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Speedmaster Steel main girdles are machined from 1045 steel
and a 1:1 fuel pressure rise from the boost reference port
These Speedmaster rear main seal adapter kits are designed to install an early 2-piece style crankshaft into a late model
thick flanges that are heavy enough to maintain header integrity
This gives you the ability to run a much stronger and reliable transmission to your high performance engine
Chevy 400 427 Ford 351W Windsor 4.125" 1.015" Dished -16cc Forged Pistons Speedmaster Steel main girdles areSpeedmaster Forged pistons are made from 4032 aluminum alloy for quieter operation and reduced piston to wall clearance. Up to 20% lighter than traditional forged pistons that eliminate harmful stress concentrations for superior strength. Specifically designed for naturally aspirated or moderate nitrous applications.
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US$ 314.50
