Speedmaster 1-147-019 MidRise Intake Manifold Big Block Chevy 454 Oval Port Heig
Brand: Speedmaster
Categories: Automotive, Replacement Parts, Engines & Engine Parts, Engine Parts, Intake Manifolds & Parts, Intake Manifolds

MidRise Intake Manifold Big Block Chevy 454 Oval PortHeight: 4.650 in. Non-EGR RPM Range: 1,500-6,500 Satin Finish The 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.

Big Block Chevy 454 Oval...
Height: 4.650 in....
Non-EGR...
RPM Range: 1,500-6,500...
Satin Finish The 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...

Manufacturer: Speedmaster
Brand: Speedmaster
Item Weight: 21 pounds
Product Dimensions: 24.2 x 11.7 x 7.6 inches
Manufacturer Part Number: 1-147-019
OEM Part Number: 1-147-019
Date First Available: July 18, 2018