![]() | ![]() |
Fits Holley Hi-Ram Manifolds - They are available in the dual 4150 throttle body pattern or in a full blank top so that you can design your system. The plenum tops are constructed of cast aluminum. *This flat black powder coating matches 300-653BK and 300-306BK. It will NOT match the following bases exactly as they are ceramic black (semi-gloss): 300-113BK, 300-226BK, 300-229BK, 300-243BK.
Features:
- Modular Design w/ Removable Top
- A-B Height: 12.10” (w/ Carb Style Top - 2 x 4150 or 2 x 4500) – See Drawing
- Height at Plenum Flange: 9.44”
- O-Ring Seals for Plenum Top
| Brand | Holley EFI |
|---|---|
| Color | Black |
| Construction | Cast |
| EGR Port | No |
| Emission Code | 4 |
| Finish | Flat Black |
| Grade Type | Performance |
| Intake Port Gasket(s) Included | No |
| Material | Aluminum |
| Nitrous Bung(s) Included | No |
| Plenum Finish | Black |
| Product Type | Intake Manifold Top |
| Removable Runners | No |
| Single Or Dual Plane Type | Single Plane |
| Throttle Body Included | No |
| Type of Component | Manifold Top |
| Warranty | Limited 90 Day |
| UPC | 090127137345 |
| Part Number | 300-207BK-2 |
Emissions
4
This part is legal for sale or use on Racing Use Only Vehicles
The following vehicles are considered Racing Use Only Vehicles:
- Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street.
WARNING: It is against the law to install this part on an Emissions Controlled Vehicle
No reviews currently exist for this item.

