Edelbrock Part # 7501 RPM Air-Gap intake manifold is designed for 1955-86 262-400 c.i.d. Chevrolet V8 applications. The award-winning RPM Air-Gap intake manifold incorporates the same race-winning technology that's used on our 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.
Center Maximum Height 4.720 in
CNC Ported No
Front Maximum Height 4.200 in
Rear Maximum Height 5.250 in
Single Or Dual Plane Type Dual Plane
Manifold ht: A-4.20", B-5.25" (.70" taller than # 2101)
Carb pad height: 4.27"
Carb recommendations: Edelbrock AVS2 or Performer Series 650-800 cfm. Use bracket # 8031 or # 8036 for 1972-78.
Port exit dimensions: 1.14" x 1.95"
Recommended intake gasket: Edelbrock # 7201.
Use RTV sealant to properly seal end seals, such as Edelbrock High Temp Silicone sealant # 1076, DO NOT USE END SEALS GASKETS.
Use # 8504 Edelbrock bolt kit
Sealant must be used on intake bolt threads if the threads extend into lifter valley or coolant passage.
NPT/Pipe thread fittings require the use of Teflon tape or paste on threads to ensure proper seal.
DO NOT OVERTIGHTEN NPT/Pipe fittings, this may cause the aluminum to crack around the fitting boss. NPT/Pipe thread is a tapered thread.
Hardened washers Must be used with intake bolts to ensure proper torque and prevent galling of the aluminum.
Will not fit under stock Corvette hood.
Proper installation is the responsibility of the installer. Improper installation will void your warranty and may result in poor performance and engine or vehicle damage.