Chevy SBC 350 1957-95 MID-AIR™ MidRise Aluminum Intake Manifold [Satin] The quality of these throttle

The quality of these throttle bodies are better than others available today

Speedmaster braided hoses feature a heavy-duty

Use the stock Quadra-Jet carb or 500-650 cfm vacuum secondary carburetor

The GM LS1 Modular Ram Air Intake Manifold was designed for high-performance applications where induction system height is not limited

Chevy SBC 350 1957-95 MID-AIR™ MidRise Aluminum Intake Manifold [Satin] The quality of these throttleThe 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.