Ford 351W Windsor 408 434 ci 4.020" 1.250" 0.927" Flat Top Forged Pistons Speedmaster LS dual 4-barrel

Speedmaster LS dual 4-barrel

Speedmaster Aluminum Water Pump Pulley

The right choice is critical for your engine and your wallet--choose Speedmaster iron distributor gears

and TFX 2002 engines

Speedmaster brake boosters are the perfect addition to your street rod or custom application

Ford 351W Windsor 408 434 ci 4.020" 1.250" 0.927" Flat Top Forged Pistons Speedmaster LS dual 4-barrelSpeedmaster 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.