Chevy BBC 454 6.385" 4.280" Bore 1.270" .990" Dome Top Forged Pistons Made from 5051 aircraft aluminum

Made from 5051 aircraft aluminum alloy

Speedmaster alternator brackets are designed to mount the alternator in several positions depending on your application

which is much stronger than stock steel and mates better with an aluminum case

these cams provide better throttle response and more top-end horsepower than equivalent cams from other manufacturers

These scoops give you that classic Hilborn-style look with a polished aluminum body

Chevy BBC 454 6.385" 4.280" Bore 1.270" .990" Dome Top Forged Pistons Made from 5051 aircraft aluminumSpeedmaster 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.