Edelbrock AMC 304-401 RPM Air-Gap Intake Manifold designed for 1970-91 304-401 c.i.d. V8 applications. The air-gap design features an open air space that separates the runners from the hot engine oil for a cooler, denser charge and more power. Includes standard oil fill and PCV provisions as well as early air conditioning support bracket accessory bosses.
- For square-bore carbs.
- No provision for exhaust-heated chokes.
- No exhaust crossover.
- Edelbrock Intake Manifold
- RPM Air Gap AMC
- Square Bore
- Dual Plane
- Aluminum
- Natural
- AMC V8
- Each