Edelbrock Performer Rpm Intake Manifold Oldsmobile 74-85

Edelbrock Performer RPM spider developed for Oldsmobile 307/330/350/403 - 5.0L / 5.4L / 5.7L / 6.6L 1974-1985

Edelbrock Performer RPM intake manifolds have a high-rise, dual-plane design. They produce incredible top-end horsepower, while retaining good throttle response. Performer RPMs have larger plenums and runners to match the free-flowing exhaust, high-lift cams, and other modifications of a high-output engine.

They're intended for high performance street or competition engines that run from 1,500 to 6,500 rpm.

Port flange has extra material above runner for use with 455 heads. Has clearance for HEI distributor. Carburetor pad accepts square bore carburetors without adapters. No provision for OEM choke.