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

along with optimized winding

Speedmaster H-beam connecting rods are perfect for supercharged and nitrous applications

to feed its sump tankâÃîdelivering enough fuel to power up to 800 HP engines

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.