Oldsmobile 350 400 425 455 Fabricated Valve Covers - Polished durable upgrade for the front

durable upgrade for the front of your engine

These Speedmaster aluminum water pump pulleys are made from a 356 aluminum alloy that is heat-treated to T-6 specs

and reduced friction to extend their life

Our rear-ends have a reputation for being tough to handle the abuse of Circle Track

Oldsmobile 350 400 425 455 Fabricated Valve Covers - Polished durable upgrade for the frontCover your valvetrain with a set of Speedmaster fabricated aluminum valve covers. They feature lightweight construction with a thick rail for gasket support. These valve covers are TIG welded and are manufactured to help eliminate distortion and ensure a perfect fit to help protect your valve covers and rocker arms. Speedmaster aluminum valve covers are the perfect fit for your engine.