Chevy 400 427 Ford 351W Windsor 4.125" 1.015" Dished -16cc Forged Pistons They provide higher power and

They provide higher power and torque transmission

or choke control to restrict airflow

We provide a threaded grease fitting on top and a drilled flex ball for better lubrication plus

The oil pan helps to cool the oil thru its contact with the outside air

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 They provide higher power andSpeedmaster 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.