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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 12-840 fuel pressure regulator features 3/8" NPT in/out ports.
Holley Street/Strip Carbureted Applications Two Port Adjustable from 4.5 to 9 PSI 12-840
Specifications:
| 40 | Yes |
| Brand | Holley |
| Category | Air and Fuel Delivery |
| Color | Black Anodized |
| Emission Code | 5 |
| Fuel System | Carbureted |
| Fuel Type | Diesel |
| Fuel Type | Gasoline |
| 6112 | No |
| 10659 | Yes |
| 3390 | Performance |
| 4266 | Female |
| Inlet Port Diameter | 3/8 |
| 766 | 1 |
| Inlet Size | 3/8 inch NPT |
| 596 | NPT |
| Material | Aluminum |
| 280 | 9 |
| 8932 | 4.5 |
| 92 | Yes |
| 90 | Inline |
| 4267 | Female |
| Outlet Port Diameter | 3/8 |
| 769 | 2 |
| Outlet Size | 3/8 inch NPT |
| 598 | NPT |
| part type | Fuel Pressure Regulator |
| 890 | 2 |
| Pressure Range | 4.5-9 PSI |
| Product Type | Fuel Pressure Regulator |
| 10660 | Yes |
| Style | Non-Return |
| Sub Category | Carburetion |
| Warning | California Proposition 65 |
| Warranty | Manufacturer's Limited 90 Day Warranty |
| 40 | Yes |
| Brand | Holley |
| Category | Air and Fuel Delivery |
| Color | Black Anodized |
| Emission Code | 5 |
| Fuel System | Carbureted |
| Fuel Type | Diesel |
| Fuel Type | Gasoline |
| 6112 | No |
| 10659 | Yes |
| 3390 | Performance |
| 4266 | Female |
| Inlet Port Diameter | 3/8 |
| 766 | 1 |
| Inlet Size | 3/8 inch NPT |
| 596 | NPT |
| Material | Aluminum |
| 280 | 9 |
| 8932 | 4.5 |
| 92 | Yes |
| 90 | Inline |
| 4267 | Female |
| Outlet Port Diameter | 3/8 |
| 769 | 2 |
| Outlet Size | 3/8 inch NPT |
| 598 | NPT |
| part type | Fuel Pressure Regulator |
| 890 | 2 |
| Pressure Range | 4.5-9 PSI |
| Product Type | Fuel Pressure Regulator |
| 10660 | Yes |
| Style | Non-Return |
| Sub Category | Carburetion |
| Warning | California Proposition 65 |
| Warranty | Manufacturer's Limited 90 Day Warranty |
| Description_INV | BILLET FP REG, ADJ 4.5-9 PSI 3/8 NPT |
| Description_ASC | Regulator is compatible with Diesel #1 and Diesel #2. |
| Description_DES | HP Billet Carbureted Fuel Pressure Regulator |
| Description_EXT | Street/Strip Carbureted Applications Two Port Adjustable from 4.5 to 9 PSI |
| Description_MKT | 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 12-840 fuel pressure regulator features 3/8" NPT in/out ports. |
| Description_FAB | Adjustable from 4.5-9 psi for precise fuel pressure adjustments |
| Description_FAB | Constructed of billet aluminum with a black anodized base and clear anodize top for good looks |
| Description_FAB | Used in systems where a return line is not needed |
| Description_FAB | Use with electric or mechanical pumps |
| Description_FAB | One 3/8" NPT inlet and two 3/8" NPT outlets |
| Description_FAB | 1/8" NPT gauge port |
| Description_FAB | Comparable and interchangeable with popular Holley® 12-803 regulator |
| Description_FAB | Mounting bracket included |
| Description_INV | BILLET FP REG, ADJ 4.5-9 PSI 3/8 NPT |
| Description_ASC | Regulator is compatible with Diesel #1 and Diesel #2. |
| Description_DES | HP Billet Carbureted Fuel Pressure Regulator |
| Description_EXT | Street/Strip Carbureted Applications Two Port Adjustable from 4.5 to 9 PSI |
| Description_MKT | 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 12-840 fuel pressure regulator features 3/8" NPT in/out ports. |
| Description_FAB | Adjustable from 4.5-9 psi for precise fuel pressure adjustments |
| Description_FAB | Constructed of billet aluminum with a black anodized base and clear anodize top for good looks |
| Description_FAB | Used in systems where a return line is not needed |
| Description_FAB | Use with electric or mechanical pumps |
| Description_FAB | One 3/8" NPT inlet and two 3/8" NPT outlets |
| Description_FAB | 1/8" NPT gauge port |
| Description_FAB | Comparable and interchangeable with popular Holley® 12-803 regulator |
| Description_FAB | Mounting bracket included |