HomeAir and Fuel Delivery > Fuel Injection System and Related ComponentsStandard Ignition PR44 Fuel Injection Pressure Regulator
Part #: PR44

Standard Ignition PR44 Fuel Injection Pressure Regulator

⚙️ 7 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Ford and Mazda, Explorer, Ranger, Navajo, Aerostar, and Bronco II
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Reliable Fuel Injection Pressure Regulator for Ford and Mazda Vehicles

The Standard Ignition PR44 fuel injection pressure regulator is designed to maintain consistent fuel pressure in your gas-powered Ford and Mazda vehicles. This adjustable return-type regulator ensures optimal fuel delivery for models like the Ford Explorer, Ranger, Bronco II, Aerostar, and the Mazda Navajo.

Key Features of the Standard Ignition PR44

  • Adjustable fuel pressure for precise tuning
  • Compatible with gas fuel systems
  • Single inlet and outlet design with angled nipple orientation
  • Includes a reference port for accurate pressure monitoring
  • New, not remanufactured, for reliable performance
  • Comes with a caution sheet for safe installation

Detailed Description of the PR44 Fuel Injection Pressure Regulator

The Standard Ignition PR44 is a return-type fuel injection pressure regulator engineered to provide stable fuel pressure in the fuel injection system. Its adjustable feature allows mechanics and enthusiasts to fine-tune fuel pressure to meet specific engine requirements. The regulator features one inlet and one outlet with an angled nipple orientation, facilitating easier installation in tight engine compartments. The included reference port enables precise pressure readings, which is essential for diagnostics and performance adjustments. Designed specifically for gas fuel systems, this new regulator is compatible with Ford Aerostar, Bronco II, Explorer, Ranger, and Mazda Navajo models, ensuring proper fitment and function.

Common Applications and Issues Addressed

  • Maintains consistent fuel pressure to prevent engine hesitation
  • Helps resolve fuel delivery problems causing rough idling
  • Prevents fuel leaks associated with worn or faulty regulators
  • Supports improved fuel economy by stabilizing injection pressure
  • Assists in correcting pressure-related check engine light codes

Installation Notes and Tips

  • Ensure the vehicle is compatible: Ford Aerostar, Bronco II, Explorer, Ranger, or Mazda Navajo
  • Follow the included caution sheet carefully to avoid fuel system damage
  • Use proper tools to adjust the regulator pressure as needed
  • Check for fuel leaks after installation and pressure adjustment
  • Verify reference port connections for accurate pressure readings

Quality Assurance and Warranty Information

Standard Ignition provides this PR44 fuel injection pressure regulator as a new component, manufactured to meet or exceed OEM specifications. The product undergoes rigorous quality control to ensure durability and reliable operation. Warranty coverage details are available through Standard Ignition and typically cover defects in materials and workmanship under normal use.

BrandStandard Ignition
Part NumberPR44
AdjustableYes
ContentsIncludes Caution Sheet
Fuel TypeGas
FunctionsRegulator
New or RemanNew
Nipple OrientationAngled
Number of outlets1
Reference Port IncludedYes
TypeReturn

This part fits 7 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1991FordExplorer4.0LV6N/ASnap-In Type
1991FordRanger2.9LV6N/Aw/ Vacuum Hose on Side
1991MazdaNavajo4.0LV6N/A
1990FordAerostar4.0LV6N/A
1990FordBronco II2.9LV6N/Aw/ Vacuum Hose on Side
1990FordRanger2.9LV6N/Aw/ Vacuum Hose on Side
1990FordRanger4.0LV6N/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:

143-211158-03392-1950321049217-2188218625G1154800-15690TF9C968AACM4685FP10042FPR44PR203ZZL013280

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.