OE Quality
60-Day Returns

Standard Ignition PR28 Fuel Injection Pressure Regulator
Overview of Standard Ignition Fuel Injection Pressure Regulator PR28
The Standard Ignition PR28 fuel injection pressure regulator is designed for precise fuel pressure control in select Ford and Mazda vehicles. This adjustable regulator ensures consistent fuel delivery for models like the Ford Probe and Mazda 626, supporting optimal engine performance.
- Adjustable fuel pressure regulator for fine-tuning
- Compatible with Ford 626, Mazda MX-6, and Ford Probe models
- Durable aluminum body with chrome finish
- Push-on mounting type with angled nipple orientation
- Includes o-ring and caution sheet for installation
- Operating pressure up to 38 psi with a pressure range of 48 psi
- Plug-type connector for secure connection
- New, not remanufactured, ensuring reliable performance
Detailed Product Description
The Standard Ignition PR28 fuel injection pressure regulator is engineered to maintain consistent fuel pressure within the fuel injection system of gas-powered vehicles. Constructed with a robust aluminum body finished in chrome, this regulator offers durability and corrosion resistance. It features two inlets and two outlets with an angled nipple orientation, facilitating straightforward installation and optimal fuel flow. The push-on mounting type simplifies the replacement process, while the included o-ring ensures a proper seal to prevent leaks. The regulator operates at a standard pressure of 38 psi and supports a pressure range up to 48 psi, making it suitable for maintaining stable fuel delivery under various driving conditions.
Compatible Vehicles and Applications
This fuel injection pressure regulator is specifically compatible with Ford and Mazda vehicles, including the Ford 626, Mazda MX-6, and Ford Probe models. It is designed to work within the fuel injection systems of these vehicles to regulate fuel pressure accurately, contributing to efficient engine operation and fuel economy.
Common Issues Addressed by PR28 Regulator
- Fuel pressure fluctuations causing engine performance issues
- Hard starting or stalling due to inconsistent fuel delivery
- Fuel leaks from worn or damaged regulators
- Poor fuel economy related to improper fuel pressure
- Check engine light triggered by fuel system irregularities
Installation Notes and Tips
Installation of the Standard Ignition PR28 regulator requires careful attention to ensure proper fit and function. The push-on mounting type allows for a straightforward replacement process. Make sure to use the included o-ring to create a secure seal and prevent fuel leaks. Verify the angled nipple orientation matches the vehicle’s fuel lines for correct installation. Since this part does not include mounting hardware, retain original components or source compatible hardware as needed. Always follow vehicle-specific service manual instructions when replacing fuel system components.
Quality Assurance and Warranty
The Standard Ignition PR28 fuel injection pressure regulator is a new, high-quality replacement part manufactured to meet or exceed OEM specifications. It undergoes rigorous quality control to ensure reliable performance and durability. While specific warranty details may vary, Standard Ignition parts typically come with a limited warranty covering defects in materials and workmanship. Refer to the product documentation or manufacturer for exact warranty terms.
| Brand | Standard Ignition |
|---|---|
| Part Number | PR28 |
| Fuel Type | Gas |
This part fits 14 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1992 | Ford | Probe | 2.2L | L4 | N/A | |
| 1992 | Mazda | 626 | 2.2L | L4 | N/A | |
| 1992 | Mazda | MX-6 | 2.2L | L4 | N/A | |
| 1991 | Ford | Probe | 2.2L | L4 | N/A | |
| 1991 | Mazda | 626 | 2.2L | L4 | N/A | |
| 1991 | Mazda | MX-6 | 2.2L | L4 | N/A | |
| 1990 | Ford | Probe | 2.2L | L4 | N/A | |
| 1990 | Mazda | 626 | 2.2L | L4 | N/A | |
| 1990 | Mazda | MX-6 | 2.2L | L4 | N/A | |
| 1989 | Ford | Probe | 2.2L | L4 | N/A | |
| 1989 | Mazda | 626 | 2.2L | L4 | N/A | |
| 1989 | Mazda | MX-6 | 2.2L | L4 | N/A | |
| 1988 | Mazda | 626 | 2.2L | L4 | N/A | |
| 1988 | Mazda | MX-6 | 2.2L | L4 | N/A |
* 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.