Edelbrock part 7166 Performer RPM 460 intake manifold is designed for high - performance's street 429460 Ford V8's with standard or Cobra - Jet cylinder heads. Latest technology in dual - plane design results in excellent low - and mid - range torque and outstanding horsepower on appropriately equipped engines. Will accept square - bore or spread - bore carburetors. Will not fit 1988 and later models. Note Early Cobra - Jets came with Quadrajets.