HOL-134-78HB Ultra XP Aluminum Fuel Bowl Kit – Hard Core Gray
Ultra XP Aluminum Fuel Bowl Kit. Fits models 4150, 4160 & 4500. (Will require a .250″ longer fuel line). Black anodized finish
Features
- Bowls use standard/traditional floats, float hangers, screws, accelerator diaphragms, etc.
- Features “Clear Pyrex” sight windows on both sides of bowl
- Fuel “trough” designed in floor of bowl to route fuel directly to jets & assists to keep jets covered
- Internal baffling cast into bowl
- 20% more fuel capacity vs. traditional V-Bowls, eliminates fuel starvation & provides consistent air/fuel ratios
- Fuel shelf to greatly minimize fuel aeration & promote more consistent metering
- A threaded drain plug has been incorporated into the bowl
- Bowls offer contoured fuel entry for smooth fuel flow directly to needle & seat assembly
- Bowls can be plumbed from either side
- Material added to key areas (needle & seat, fuel inlets, sight window) for added strength in demanding race environments
- Fuel bowl has 1/4 -16 fuel inlet threads (will not accept standard steel fittings)
Product Video – YouTube
Ultra XP Aluminum Fuel Bowl Kit. Fits models 4150, 4160 & 4500. (Will require a .250″ longer fuel line). Black anodized finish
Attributes:
| Category | Air and Fuel Delivery |
| Brand | Holley |
| Color | Hard Core Gray |
| Emission Code | 5 |
| Finish | Hard Core Gray |
| Float Included | No |
| Fuel Bowl Style | Center Hung |
| Gasket Or Seal Included | Yes |
| Grade Type | Performance |
| Height | Standard |
| Material | Aluminum |
| Model | 4150/4500 |
| part type | Carburetor Float Bowl |
| Product Type | Replacement Fuel Bowl Kit |
| Sub Category | Carburetion |
| Warranty | Manufacturer’s Limited 90 Day Warranty |






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