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#42512800
Holley 12-800 80 GPH HP In-line Fuel Pump
$459.95
/each
Factory Shipped
$511.95
Save $52.00
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Product Summary
Universal Fit, External Electric Fuel Pump Type, Inline
Rebates Available
See rebate detailsKey Specs
| MFG. Part # | 12-800 |
| Electric Fuel Pump Type | External |
| Free Flow Rate | 80 GPH / 302 LPH |
| Maximum Pressure | 80 psi |
| Voltage | 12 volts |
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Return PolicyHolley 12-800 Details
Holley 12-800 Details
Holley's HP In-Line Billet Fuel Pumps are designed to be the perfect companion to your carbureted or fuel injected race car, off-road truck or any engine needing fuel! The HP fuel pumps feature OEM gerotor technology which yields lightweight, quiet operation and 100,000 mile durability in a cost effective, attractive package. The 12-800 features improved hot fuel handling capabilities and was designed to greatly reduce the negative effects of heated fuel now common with many of Today's pump gas blends. It is compatible for use with pump gas or race gas. If you are using E-85 or diesel, no need to worry, Holley has still got you covered with the 12-890 fuel pump. HP fuel pumps work well on the street or in racing applications with up to 18.5 volt charging systems and 80 psi
- Billet aluminum construction for durability & good looks
- -10 an O-ring inlet and -8 an O-ring outlet for high flow and superior sealing
- Excellent for use with carbureted or EFI applications
- Fully submersible in-tank for custom applications, space savings and less plumbing
- Compatible with 12v to 18.5v systems for street or race use
- Compact (7.5 long x 3 wide x 2.75 tall) for easy installation on frame rails or other tight areas
- Proven durability beyond 3,000 hours in gasoline
- Weighs only 3.1 lbs.
- 14 AMP maximum amp draw
Rebates
Holley Fuel Up Spring Savings Event 2026

Save 10% instantly on select products across the Holley family of performance brands during the annual Holley Fuel Up Spring Savings Event 2026. Instant rebate period runs from March 30, 2026 through April 19, 2026.
Guides & Documents
Holley 12-800 Specifications
Holley 12-800 Specifications
| KEY SPECS | |
|---|---|
| MFG. Part # | 12-800 |
| Brand | Holley |
| Electric Fuel Pump Type | External |
| Free Flow Rate | 80 GPH / 302 LPH |
| Maximum Pressure | 80 psi |
| Voltage | 12 volts |
| GENERAL | |
| Inline | Yes |
| Fuel System Type | EFI | Carb |
| Fuel Type | Pump Gas | Race Gas |
| Electric Fuel Pump Inlet Fitting(s) | -10 AN O-Ring Female |
| Electric Fuel Pump Outlet Fitting(s) | -8 AN O-Ring Female |
| Material Type | Aluminum |
| Finish | Anodized |
| Color | Black |
| Fuel Pressure Regulator Included | No |
| Sending Unit Included | No |
| Application | Universal |
| Gasket(s) Included | No |
| Wiring Harness Included | No |
| Mounting Bracket Included | No |
| Mounting Hardware Included | No |
| Sold in Quantity | Kit |
| GTIN Code | 090127712788 |
