HOL-12-848 Dominator Billet EFI By Pass Fuel Pressure Regulator
Hot Street/Race EFI Applications Two Port Adjustable from 15 to 65 PSI Boost reference – 1:1
Features
- Mounting bracket included
- Adjustable from 15-65 psi for precise fuel pressure adjustments
- Constructed of billet aluminum with a black anodized base and clear anodize top for good looks
- Used in systems with a return line back to tank
- Use with electric pumps only
- (1) -10 an o-ring inlet, (1) -10 an o-ring outlet, (1) -8 an o-ring return
- 1/8″ NPT gauge port
- Designed for use with the Holley® Dominator™ in-line fuel pumps or other high pressure pumps where return line is needed
Product Video – YouTube
Holley® Billet Fuel Pressure Regulators are part of a complete line of fuel system products from Holley®. They are precision machined from 6061-T6 billet aluminum for strength and durability. They feature a black bright dip anodized body and a clear bright dip anodized top for corrosion resistance and good looks. The Holley 12-848 fuel pressure regulator features(1) -10 AN O-ring inlet, (1) -10 AN O-ring outlet, (1) -8 AN O-ring return.
Attributes:
| Outlet Quantity | 1 |
| Category | Air and Fuel Delivery |
| Color | Black Anodized |
| Emission Code | 5 |
| Fuel System | EFI |
| Fuel Type | Diesel |
| Fuel Type | Gasoline |
| Gauge Included | No |
| Gauge Port | Yes |
| Gauge Port Included | Yes |
| Grade Type | Performance |
| Inlet Gender | Female |
| Inlet Port Diameter | -10AN |
| Inlet Port Quantity | 1 |
| Inlet Quantity | 1 |
| Inlet Size | 10 AN O-ring |
| Inlet Type | 10 AN ORB |
| Material | Aluminum |
| Maximum Pressure | 60 PSI |
| Minimum Pressure | 15 PSI |
| Mounting Bracket Included | Yes |
| Mounting Hardware Included | Yes |
| Mounting Type | Inline |
| Outlet Gender | Female |
| Outlet Port Diameter | -10AN |
| Outlet Port Quantity | 1 |
| Outlet Size | 10 AN O-ring |
| Outlet Type | 10 AN ORB |
| Port Quantity | 3 |
| Pressure Range | 15-65 PSI |
| Pressure Rating | 15-60 PS |
| Product Type | Fuel Pressure Regulator |
| Rebuildable | Yes |
| Return Size | 8 AN O-Ring |
| Style | Bypass |
| Vacuum Port Quantity | 1 |
| Warranty | Manufacturer’s Limited 90 Day Warranty |
| Adjustable | Yes |
| Brand | Holley |






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