Chevy SBC 350 EFI 1957-95 Inj Ports HiRise Aluminum Intake Manifold [Black] These Speedmaster 8-71 and 6-71

These Speedmaster 8-71 and 6-71 supercharger manifolds are aluminum constructed and suitable for competition or street use

street-rod applications and more

This cooler air charge provides additional power and torque

Aluminum Roller Rocker Arms 1

These Speedmaster tailshaft housings are designed to fit the stock Turbo 400 transmissions

Chevy SBC 350 EFI 1957-95 Inj Ports HiRise Aluminum Intake Manifold [Black] These Speedmaster 8-71 and 6-71Step up to the high rpm power of an open plenum with Speedmaster HiRise intake manifolds. These cast aluminum manifolds accept square bore carburetors and are pressure tested to ensure maximum performance. They start to make awesome power around 3,000 rpm.