Chevy BBC 454 6.385" 4.310" Bore 1.270" .990" Dome Top Forged Pistons Speedmaster hoodies are the perfect

Speedmaster hoodies are the perfect way to let everyone know where you go for high performance aftermarket parts and accessories

Engineered for performance and built to last

Speedmaster hydraulic roller camshafts are offered in a wide variety of profiles

then highly polished and chrome plated for lasting beauty

and excessive emissions

Chevy BBC 454 6.385" 4.310" Bore 1.270" .990" Dome Top Forged Pistons Speedmaster hoodies are the perfectSpeedmaster 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.