Edelbrock Performer Rover ManifoldEdelbrock part #2198 Performer Rover intake manifold is designed for Rover 3500cc V8's (1968 and later). Manifold also fits 1961 63 Buick and Oldsmobile aluminum 215 c. i. d. V8's. Will not work with stock Stromberg carburetors. Edelbrock's Patented Dual plane, low rise design with a 180 degree firing order greatly improves torque over a wide rpm range for excellent throttle response from off idle through 5500rpm. This Performer intake manifold is