RPM Air-Gap Intake Manifold
Fits: 1955-1986 Small Block Chevy 262-400
4-barrel Square-Bore Carb Flange
Intake Style: Dual plane
Basic Operating RPM Range: 1,500-6,500
Intake Manifold Height: 4.720 in.
Intake Finish: Natural
Intake Material: Aluminum
EGR: No

OEM Part Number

7501

Fit For the Following Models

CHEVROLET SMALL BLOCK V8 GEN. I

Chevrolet 1975-1976 V8 4.3 L / 262 in3 Chevy Small Block 4-barrel square bore
Chevrolet 1955-1957 V8 4.3 L / 265 in3 Chevy Small Block 4-barrel square bore
Chevrolet 1979-1982 V8 4.4 L / 267 in3 Chevy Small Block 4-barrel square bore
Chevrolet 1957-1967 V8 4.6 L / 283 in3 Chevy Small Block 4-barrel square bore
Chevrolet 1967-1969 V8 4.9 L / 302 in3 Chevy Small Block 4-barrel square bore
Chevrolet 1976-1995 V8 5.0 L / 305 in3 Chevy Small Block 4-barrel square bore
Chevrolet 1968-1973 V8 5.0 L / 307 in3 Chevy Small Block 4-barrel square bore
Chevrolet 1962-1969 V8 5.4 L / 327 in3 Chevy Small Block 4-barrel square bore
Chevrolet 1967-1995 V8 5.7 L / 350 in3 Chevy Small Block 4-barrel square bore
Chevrolet 1970-1980 V8 6.6 L / 400 in3 Chevy Small Block 4-barrel square bore

Manifold Features:
SATIN Aluminum finish
180° dual plane high rise design for outstanding power from 1500 to 6500 RPM
Cast-in bosses on intake runners, can be drilled and tapped for nitrous injectors
Square bore carb bolt pattern for the Holley 4150/4160 style carburetor
Ideal port position - allows custom porting for maximum power
Dual distributor hold-down provisions for extra protection against distributor rotation
Four corner water outlets
Accepts late-model water neck, air-conditioning, alternator, & HEI brackets
Special adapter bushings allows manifold to fit 1987 to 1995 engines
Does not have provision for exhaust heated style choke