Chevy BBC 454 6.385" 4.600" Bore 1.270" 0.990" Dome Top Forged Pistons The automobile engine is a

The automobile engine is a perfect balance of science and mechanical engineering

They will mount anywhere in the engine to eliminate any clearance issues

They feature cast iron construction and are powdercoated to protect against corrosion

Windsor and Big Block versions are built from sturdy cast aluminum

The gears are precision-machined from the highest quality aluminum silicon bronze alloy for maximum durability

Chevy BBC 454 6.385" 4.600" Bore 1.270" 0.990" Dome Top Forged Pistons The automobile engine is aSpeedmaster 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.