Chevy SBC 350 1957-95 MID-AIR™ MidRise Aluminum Intake Manifold [Satin] The GM LS1 Modular Ram

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

The LS (Gen3/4) platform has many design benefits over the earlier SBC engine designs

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

all components are hand fit and assembled in USA for the ultimate in precision fit and finish

Speedmaster braided hoses feature a heavy-duty

Chevy SBC 350 1957-95 MID-AIR™ MidRise Aluminum Intake Manifold [Satin] The GM LS1 Modular RamThe 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.