Chevy BBC 454 Oval Port MID-AIR™ MidRise Aluminum Intake Manifold [Black] shiny or polished materials

shiny or polished materials

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

Welcome to the new era in fuel injection

The Speedmaster 9" solid pinion bearing spacer kit is designed to retain the pinion depth settings for greater strength and reliability

If your standard Bowtie block could handle 1500+ HP it would be Speedmaster's H1 engine block

Chevy BBC 454 Oval Port MID-AIR™ MidRise Aluminum Intake Manifold [Black] shiny or polished materialsThe 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.