The Edelbrock RPM Air-Gap intake for 1967–1969 AMC 290–390 ci V8 applications uses an open air space to separate runners from hot engine oil, producing a cooler, denser charge and more power. It includes standard oil fill and PCV provisions plus accessory bosses for early air-conditioning support. Intended for square-bore carburetors and does not include an exhaust crossover or provision for heated chokes.
Edelbrock AMC Air Gap Manifold 290-390 CI Engines