Edelbrock Performer RPM Dual-Quad Intake Manifold - Cast Finish R09J003XL Each Phenolic spacer is CNC

Each Phenolic spacer is CNC Machined from 3/8 inch phenolic material

Thermostat Housing

31-3/8 x 15-3/4 in

ten ALL19330 springs and twenty-five multi-grip rivets

Edelbrock Performer RPM Dual-Quad Intake Manifold - Cast Finish R09J003XL Each Phenolic spacer is CNCPerformer RPM Dual Quad intake manifolds are designed to fit 1958 1965 Chevrolet 348 409 W big block engines. Two versions are available, one for small port cast iron factory heads and one for factory large port or with our Performer RPM W series heads number 60809 or number 60819. These manifolds deliver performance with Edelbrock Performer Series or Thunder Series ABS dual quad carburetors, and they accept our dual quad lines, throttle linkage, and