OE Quality
60-Day Returns

Carter P70304 Electric Fuel Pump - In-Line
Reliable Electric Fuel Pump for Isuzu and Nissan Vehicles
The Carter P70304 electric fuel pump is designed specifically for select Isuzu and Nissan models, including the 200SX, 280ZX, 720, 810, Impulse, and Maxima. This external 12-volt pump ensures consistent diesel fuel delivery with a hose barb inlet and threaded outlet for secure connections.
- Electric fuel pump designed for diesel fuel systems
- External pump with hose barb inlet and threaded outlet
- Compatible with Isuzu 720, 810 and Nissan 200SX, 280ZX, Impulse, Maxima
- 12-volt operation with negative ground configuration
- Threaded male terminals and post-shaped male connectors
- Specific fitment for targeted vehicle models
- Includes two terminals and two wires for connection
Detailed Product Features and Specifications
The Carter P70304 fuel pump operates externally and is engineered for diesel fuel delivery systems. It features a hose barb inlet type that allows for secure hose attachment and a single threaded outlet to maintain a tight fuel line connection. The pump uses a 12-volt power supply with a negative ground setup, suitable for the electrical systems of the specified Isuzu and Nissan vehicles. The terminal type is threaded with male gender connectors, and the wiring includes two wires and two terminals, facilitating straightforward installation. This pump does not include a fuel sending unit, regulator, mounting hardware, gasket, seal, or wiring harness, so these components must be sourced separately if needed.
Compatible Vehicles and Applications
This electric fuel pump is compatible with specific Isuzu and Nissan models, making it a targeted replacement part for:
- Isuzu 720 and 810 trucks
- Nissan 200SX and 280ZX sports cars
- Nissan Impulse and Maxima sedans
It is designed to replace external fuel pumps in diesel fuel systems, ensuring reliable fuel delivery and engine performance.
Common Issues Addressed by Carter P70304
- Fuel delivery interruptions causing engine stalling or hesitation
- Weak or inconsistent fuel pressure affecting engine performance
- Failure of original external fuel pump components
- Electrical connection issues due to worn terminals or connectors
- Leaks or poor sealing at fuel pump inlet or outlet connections
Installation Notes and Tips
When installing the Carter P70304 fuel pump, ensure the following:
- Confirm compatibility with your specific Isuzu or Nissan model before installation
- Use appropriate fuel lines compatible with hose barb inlet and threaded outlet
- Securely connect the two male threaded terminals and post-shaped connectors
- Verify the negative ground electrical system to match the pump’s configuration
- Obtain any necessary mounting hardware, gaskets, or seals separately as they are not included
Quality Assurance and Warranty Information
Carter fuel pumps are manufactured to meet industry standards for durability and performance. The P70304 model undergoes quality control testing to ensure reliable operation in diesel fuel systems. Warranty coverage details should be confirmed with the original equipment provider or distributor, as this product does not include mounting hardware or additional accessories.
| Brand | Carter |
|---|---|
| Part Number | P70304 |
| Connector Gender | Male |
| Connector Shape | Post |
| Fuel Pump Inlet Type | Hose Barb |
| Fuel Sending Unit Included | No |
| Fuel Type | Diesel |
| Gasket Or Seal Included | No |
| In Tank or External | External |
| Inlet Type | Hose Barb |
| Internal Or External | External |
| Length | 115.0 |
| Mounting Bracket Included | No |
| Mounting Hardware Included | No |
| Negative Ground | Yes |
| Outlet Quantity | 1 |
| Outlet Type | Threaded |
| Pump Type | Electric |
| Regulator Included | No |
| Seal And Lock Ring Included | No |
| Strainer Included | No |
| Terminal Gender | Male |
| Terminal Quantity | 2 |
| Terminal Type | Threaded |
| Universal Or Specific Fit | Specific |
| Voltage | 12V |
| Wire Quantity | 2 |
| Wiring Harness Included | No |
This part fits 21 vehicles. Search below:
| Year | Make | Model | Body Type | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 1986 | Nissan | 720 | 2.4L | L4 | In-Line | Includes fuel fittings, terminals, and isolator for proper installation. | |
| 1984 | Isuzu | Impulse | 1.9L | L4 | In-Line | Includes fuel fittings, terminals, and isolator for proper installation. | |
| 1984 | Nissan | Maxima | 2.4L | L6 | In-Line | Includes fuel fittings, terminals, and isolator for proper installation. | |
| 1983 | Isuzu | Impulse | 1.9L | L4 | In-Line | Includes fuel fittings, terminals, and isolator for proper installation. | |
| 1983 | Nissan | 200SX | 2.2L | L4 | In-Line | Includes fuel fittings, terminals, and isolator for proper installation. | |
| 1983 | Nissan | 280ZX | 2.8L | L6 | In-Line | Includes fuel fittings, terminals, and isolator for proper installation. | |
| 1983 | Nissan | Maxima | 2.4L | L6 | In-Line | Includes fuel fittings, terminals, and isolator for proper installation. | |
| 1982 | Nissan | 200SX | 2.2L | L4 | In-Line | Includes fuel fittings, terminals, and isolator for proper installation. | |
| 1982 | Nissan | 280ZX | 2.8L | L6 | In-Line | Includes fuel fittings, terminals, and isolator for proper installation. | |
| 1982 | Nissan | Maxima | 2.4L | L6 | In-Line | Includes fuel fittings, terminals, and isolator for proper installation. | |
| 1981 | Nissan | 200SX | 2.0L | L4 | In-Line | Includes fuel fittings, terminals, and isolator for proper installation. | |
| 1981 | Nissan | 280ZX | 2.8L | L6 | In-Line | Includes fuel fittings, terminals, and isolator for proper installation. | |
| 1981 | Nissan | 810 | Sedan | 2.4L | L6 | In-Line | Includes Fuel Fittings, Terminals, and Isolator; To 1981/08; without California Emissions System |
| 1981 | Nissan | Maxima | Sedan | 2.4L | L6 | In-Line | Includes Fuel Fittings, Terminals, and Isolator; To 1981/08; without California Emissions System |
| 1980 | Nissan | 200SX | 2.0L | L4 | In-Line | Includes fuel fittings, terminals, and isolator for proper installation. | |
| 1980 | Nissan | 280ZX | 2.8L | L6 | In-Line | Includes fuel fittings, terminals, and isolator for proper installation. | |
| 1980 | Nissan | 810 | 2.4L | L6 | In-Line | Includes fuel fittings, terminals, and isolator for proper installation. | |
| 1979 | Nissan | 280ZX | 2.8L | L6 | In-Line | Includes fuel fittings, terminals, and isolator for proper installation. | |
| 1979 | Nissan | 810 | 2.4L | L6 | In-Line | Includes fuel fittings, terminals, and isolator for proper installation. | |
| 1978 | Nissan | 810 | 2.4L | L6 | In-Line | Includes fuel fittings, terminals, and isolator for proper installation. | |
| 1977 | Nissan | 810 | 2.4L | L6 | In-Line | Includes fuel fittings, terminals, and isolator for proper installation. |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.