Edelbrock part #7501 RPM Air-Gap #7501 intake manifold is designed for 1955-86 262-400 c.i.d. Chevrolet V8 applications. Instant response to any inquiries. Single Or Dual Plane TypeDual. If you are not sure this is the correct item for your car, you can send us VIN number of your vehicle, and we will check it for you!
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