Edelbrock Intake Manifold Single Quad Perf RPM BBC 409 Inwin Lg Port As-Cast

Designed for 1955-86 262-400 c.i.d. Chevy V8s for maximum power and a broad torque curve for high-performance street/marine. Provides power like a single-plane and throttle response like a dual-plane. Has provisions to add oil fill tube.