Chevy SBC 350 EFI 1957-95 Inj Ports HiRise Aluminum Intake Manifold [Black] The successful formula of offering

The successful formula of offering a complete engine drive accessory kit has now been applied to the Serpentine with Speedmaster pulley systems

Speedmaster flexplates make excellent upgrades to your stock design

Speedmaster flexplates will withstand the extreme power and rpm of today's engines

Step up to the high-rpm power of an open plenum with Speedmaster HiRise intake manifolds

Chevy SBC 350 EFI 1957-95 Inj Ports HiRise Aluminum Intake Manifold [Black] The successful formula of offeringStep 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.