Chevy BBC 454 2Pc Gen 4 1965 - 1990 Polished Finned Aluminum Oil Pan Speedmaster billet main caps are

Speedmaster billet main caps are precision CNC-machined from superior-quality 1025 billet steel

Bronze distributor gears must be checked often and replaced as needed

Get the additional clearance you need for your belt or gear drive timing system with Speedmaster water pump spacers

the IAC valves adjust the airflow to improve motor idling

This particular unit retains a stock-style pulley to allow this unit to be used in stock applications

Chevy BBC 454 2Pc Gen 4 1965 - 1990 Polished Finned Aluminum Oil Pan Speedmaster billet main caps areThe oil pan serves as the reservoir for the engine's oil. It is designed to hold the amount of oil that is needed to lubricate the engine when it is running, plus a reserve. The oil pan helps to cool the oil thru its contact with the outside air. Dress up your oil system with a oil pan from PCE.