Holley S/Plane Manifold BB Chevy Rect

Carburetor Intake Manifold 396ci-502ci with Rectangular Port HeadsFeatures:

• Single Plane/Open Plenum Design
• Deep Plenum Design with Isolated Runners
• 4150 Square Bore Carburetor Mounting Flange
• Power band: 4500-8500 RPM
• Port Size: 2.30” height 1.60" width
• Height: Front 4.77", Rear 6.16"Construction:CastEmission Code:3Engine:Chevy Big Block V8Finish:SatinFlange Style:4150 Square BoreFront Height:4.77 inchFuel System Type:CarbManifold Type:High RiseProduct Type:ManifoldRear Height:6.16 inchRPM Power Band:4500-8500