Chevy BBC 454 6.385" 4.530" Bore 1.270" .990" Dome Top Forged Pistons These camshafts are precision-ground from

These camshafts are precision-ground from race-quality cores

They have injector bosses precisely positioned and machined for excellent fuel spray patterns and maximum power

and increasing the cap's resistance to closing up under high loads

These are direct plug replacements for OEM coils

Chevy BBC 454 6.385" 4.530" Bore 1.270" .990" Dome Top Forged Pistons These camshafts are precision-ground fromSpeedmaster 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.