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Holley Single Plane EFI 4500 Split-Design Race Intake Manifold- GM LS1/LS2/LS6
Part # 300-294BK
- Captured O-ring seals at head ports and plenum split
- Maximum performance 4500 Dominator flange race design with hood clearance consideration
- Split feature making porting efforts easy!
- Lighter than other split race intakes
- Two versions available: EFI type - Billet Fuel Rails and rail mounting hardware included, or Carbureted / Sniper EFI 4500 TBI style
- Vacuum Port options include (2) 1/8, (1) 1/4, and (1) 3/8, NPT ports at the carb flange
- 33 to 50% the price of other split race intakes
Description
The LS Race single-plane intake manifold is designed for hi-performance/racing engine applications, 5.3 to 6.2+ liter displacements, N/A or with power adders. The large volume 4500 plenum and optimized runners provide airflow potential for Hi-RPM engines with max power at 7500-8000+ RPM.
Specifications
| Barrels | 4 |
|---|---|
| Basic Operating RPM Range | 2500-7500 |
| Carburetor Flange | Dominator/4500 |
| Carburetor Quantity | 1 |
| Carburetor Studs Included | No |
| CNC Ported | No |
| Color | Black |
| Construction | Cast |
| Cylinder Head Port Shape | Cathedral |
| Deck Height | 9.24 in |
| EGR Port | No |
| Engine | GM LS1/LS2/LS6 |
| Flange Style | 4500 |
| Front Maximum Height | 7.32 in |
| 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 | Split Single Plane |
| Material | Aluminum |
| Nitrous Bung(s) Included | No |
| Plenum Finish | Black |
| Rear Maximum Height | 7.32 in |
| UPC / GTIN | 00090127082225 |
| Warranty | Manufacturer's Limited 90 Day Warranty |