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Holley Hi-Ram Intake Plenum Top, 2 x 4150 - Big Block Chevy / Small Block Chevy
Part # 300-945
- The Big Block Chevy Hi-Ram manifold is available in either a traditional Hi-Ram 105mm plenum top or with a 2 x 4150 4-barrel throttle body plenum top options
- Hi-Ram intake manifolds are a cost-effective alternative to fabricated sheet-metal or billet manifolds for high-performance applications where induction system height is not limited
- Requires the use of early type GM or small cap MSD or Holley Distributors. Not compatible with HEI distributors
- Cast 356-T6 Aluminum Construction, Natural, Satin As-Cast Aluminum Finish
Description
Holley Hi-Ram EFI intake manifolds are now available for 1965 & later 396-502+ MKIV-MKVI Big Block Chevy engines with standard intake flange rectangle-port cylinder heads. Traditional Big Block Chevy engines can now also be fitted with the Holley Brand Hi-Ram type EFI intake manifolds that have so well served GM LS & LT, Gen 3 Hemi, SBF Ford, and Ford Coyote engine platforms. The iconic Chevy SBC & BBC platforms are primed for 21st century induction systems, Holley EFI engine management, and Holley fuel systems.
Specifications
| Basic Operating RPM Range | 1500-8000 |
|---|---|
| Carburetor Flange | Square/4150 |
| Carburetor Quantity | 2 |
| Carburetor Studs Included | No |
| CNC Ported | No |
| Color | Natural |
| Construction | Cast Aluminum |
| Cylinder Head Port Shape | Rectangle |
| EGR Port | No |
| Engine | Chevrolet Small Block Gen I |
| Flange Style | 4150 |
| Fuel Injectors Included | No |
| Fuel Rail(s) Included | No |
| Fuel System Type | EFI |
| Gasket Or Seal Included | No |
| Grade Type | Performance |
| Intake Port Gasket(s) Included | No |
| Manifold Type | Hi-Ram |
| Material | Aluminum |
| Nitrous Bung(s) Included | No |
| Plenum Finish | Natural |
| Removable Runners | No |
| Removable Top/Lid | Yes |
| Single Or Dual Plane Type | Single Plane |
| Throttle Body Bore Diameter | 3.6 |
| UPC / GTIN | 00090127963425 |
| Warranty | Manufacturer's Limited 90 Day Warranty |