VPW's intake manifold for the Ford Cleveland engine features an improved runner design that keeps the air/fuel mixture as cool as possible, thanks to the large air gap beneath the runners. Die-casted from high quality aluminium, they are tuned for both excellent throttle response and greater horsepower capabilities from 1500 to 6500 RPM and are available in Raw Aluminium finish. Cooler and Denser Mixture for More Power Designed For 1500 To 6500 RPM Improve Performance On The Street Or Race Track Works on both 4V and 2V Cast Iron Cleveland Heads Spec's Fuel System Carburetted Type Dual Plane Carburettor Single Carburettor Flange Type 4-Barrel Square Bore RPM Range 1,500-6,500 Material Type Aluminum Finish Raw EGR No Overall Height 5.02"