Aluminum Dual-Plane Engine Intake Manifold, Satin Finish, designed for Ford FE 390, 406, 410, 427, and 428 V8 engines. Constructed from high-quality aluminum with a standard deck height and stock port style, this dual-plane design enhances performance, throttle response, and torque. It features a square bore flange compatible with most non-EGR 4-bbl carburetors and supports carbureted fuel systems. Engineered to operate in the 1,500–6,500 RPM range, this manifold offers durable construction, easy installation, and reliable performance, making it an ideal upgrade for Ford FE engine enthusiasts.