This Street Dominator intake is a high-rise, dual-plane manifold with a square 4150 carburetor flange and EGR provisions, designed for 1987-and-later Chevy small block V8s with cast iron heads.
Specifications:
- Engine: Chevrolet Small Block Gen I
- Carburetor Flange: 4150 Square Bore
- Fuel System Type: Carbureted
- Manifold Type: Single Plane (High Rise)
- Material: Aluminum, Natural Finish
- Height: Front 3.68 in., Rear 5.02 in.
- Basic Operating RPM Range: Idle-6000
- Warranty: Manufacturer's Limited 90 Day Warranty
- Part Number: 300-64
This manifold uses late-model alternator and A/C bracket mounting provisions and has vacuum taps off the manifold runners; extra installation hardware is included. Water port sizes are two at 1/2-inch NPT and one at 3/8-inch NPT.
FAQ
What carburetor flange does this manifold use?
A square 4150-style carburetor flange.
Does it have EGR provisions?
Yes, it's built with EGR provisions for 1987-and-later applications with cast iron heads.
What's the operating RPM range?
Idle to 6,000 RPM.
What are the water port sizes?
Two ports are 1/2-inch NPT and one is 3/8-inch NPT.

