Chevy SBC 350 1957-95 MID-AIR™ MidRise Aluminum Intake Manifold [Satin] The air flowing under the

The air flowing under the plenum provides a cooler charge for the incoming air with less heat transfer from the engine

*Will not work on engines w/reverse flow heads as utilized on 1992-96 LT-1 Corvette

the use of 6 pinion gears means the stress on gears is spread over a greater surface area

Manufactured with lightweight aluminum technology

The internal components are made from EN36 material as used in racing

Chevy SBC 350 1957-95 MID-AIR™ MidRise Aluminum Intake Manifold [Satin] The air flowing under theThe Speedmaster MidRise Air design features the identical plenum and runner design as the normal MidRise. The main difference is that there is an open area under the plenum chamber. This feature is sometimes called an air gap design. The air flowing under the plenum provides a cooler charge for the incoming air with less heat transfer from the engine. This cooler air charge provides additional power and torque.