Oldsmobile 350 400 425 455 Fabricated Valve Covers - Black Constructed from a composite material

Constructed from a composite material with a steel core

These rockers are precision-machined to ensure consistency and ratio accuracy and have a great looking anodized finish

They include all hardware for quick and easy installation

They come in tall and short models

providing competition engine builders with the most accurate valvetrain components available today

Oldsmobile 350 400 425 455 Fabricated Valve Covers - Black Constructed from a composite materialCover 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.