Chevy BBC 454 6.385" 4.530" Bore 1.270" .990" Dome Top Forged Pistons Flat surfaces are finished with

Flat surfaces are finished with CNC machine center for accuracy and smoothness

Aggressive

and cable--no modifications are required for installation

These Speedmaster alternator brackets are constructed from billet aluminum for durability and can be used with several different alternators

Chevy BBC 454 6.385" 4.530" Bore 1.270" .990" Dome Top Forged Pistons Flat surfaces are finished withSpeedmaster 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.