Installation Manifold has two center bolt holes offset. Manifold height: front - 4.45-in, Rear - 5.77.
Smog Legal Not smog legal for off-road use only
Tech Notes Manifold not equipped with EGR provision. Will not accept stock Motorcraft spread-bore carburetor. Not recommended for 290 or 304 V8s. Bracket P/N 8034 is required for 1979 and later vehicles.
Description Designed for 1970-91 304-401 c.i.d. V8s, RPM Air-Gaps incorporate the same winning technology that's used on Edelbrock's Victor Series competition intakes. The air-gap design features an open air space that separates the runners from the hot engine oil resulting in a cooler, denser charge for 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.
Manufacturer Information Item: AMC Air Gap Manifold 304-401 c.i.d. Engines
Item Number: 7531
Approximate Item Package Dimensions: 23" x 11" x 6"
Approximate Item Package Weight: 20 lbs
