Chevy BBC 454 6.385" 4.530" Bore 1.270" .990" Dome Top Forged Pistons The oil pan helps to

The oil pan helps to cool the oil thru its contact with the outside air

They are for small and big block Chevys

Get high-flow for your car with Speedmaster water pumps

Complete kit with Multi-Layer Steel (MLS) Head Gaskets

This is our most popular manifold and is showing up on many performance street machines and street rods

Chevy BBC 454 6.385" 4.530" Bore 1.270" .990" Dome Top Forged Pistons The oil pan helps toSpeedmaster 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.