Chevy BBC 454 Rect Port Eliminator w/Inj Ports & Fuel Rails Intake Manifold They feature a durable chrome

They feature a durable chrome plating

which puts beads of special elastomers around the ports for extra sealing power

Perfect for professional racing setups

Its unique construction features an aluminum core with an outer silicone coating

You can get up to 50 percent more starting power when you pick one of these Speedmaster high-torque starters

Chevy BBC 454 Rect Port Eliminator w/Inj Ports & Fuel Rails Intake Manifold They feature a durable chromeThese Eliminator Series Manifolds are designed to use a 4150 style carburetor. Our dual plane big block manifold is now available with rectangular ports. Dual distributor hold downs. Four corner water ports. Available in satin finish only. Fits big block Chevy rectangular port cylinder heads on standard deck blocks.