Chevy SBC 350 Aluminum Valve Covers Tall w/Hole [Polished] The Speedmaster MidRise Air design

The Speedmaster MidRise Air design features the identical plenum and runner design as the normal MidRise

and corrosion-treated

Speedmaster small block 427 c

There's no better way to top off your street machine than with one of our PCEHilborn-Style hood scoops

heat-treated to the highest Rockwell hardness available

Chevy SBC 350 Aluminum Valve Covers Tall w/Hole [Polished] The Speedmaster MidRise Air designCover 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.