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and large HEIs or DuraSparks
Made from 4340 round bar to exact tolerances
or larger wheels to clear them
If you're completing the installation of a Speedmaster electric water pump
Chevy 400 427 Ford 351W Windsor 4.165" 1.015" Dished -16cc Forged Pistons and large HEIs or DuraSparksSpeedmaster 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.
US$ 46.95
US$ 24.95
US$ 48.99
US$ 99.99
