Chevy BBC 454 Aluminum Valve Covers [Polished] 5" diameter ring gear and

5" diameter ring gear and the GM 8

Cover your valvetrain with a set of Speedmaster cast aluminum valve covers

These Speedmaster deep aluminum transmission pans will increase fluid capacity

Speedmaster billet aluminum spacers provide the benefits of an open carburetor spacer

unlike plastic alternatives

Chevy BBC 454 Aluminum Valve Covers [Polished] 5" diameter ring gear andCover your valvetrain with a set of Speedmaster cast aluminum valve covers. Their strong die cast aluminum design ensures an excellent gasket seal and dissipates heat better than many other covers. They come in tall and short models, and most include bolt in baffles that can be replaced.