HomeAir and Fuel Delivery > Fuel Injection System and Related ComponentsStandard Ignition PR305 Fuel Injection Pressure Regulator
Part #: PR305

Standard Ignition PR305 Fuel Injection Pressure Regulator

12 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Mazda, Millenia and Miata
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Overview of Standard Ignition Fuel Injection Pressure Regulator PR305

The Standard Ignition PR305 fuel injection pressure regulator is designed specifically for gas fuel systems in Mazda Miata and Millenia models. This component ensures consistent fuel pressure at 48 psi, contributing to optimal engine performance and fuel efficiency.

  • Compatible with Mazda Miata and Millenia fuel injection systems
  • Maintains operating pressure of 48 psi for gas systems
  • Angled nipple orientation for precise fuel line connection
  • Includes o-ring and caution sheet for proper installation
  • Functions as a regulator to control fuel injection pressure

Detailed Product Description

The PR305 fuel injection pressure regulator from Standard Ignition is engineered to maintain a steady fuel pressure of 48 psi within the fuel injection system of Mazda Miata and Millenia vehicles. Featuring an angled nipple orientation, this regulator facilitates an accurate and secure connection to the fuel lines, reducing the risk of leaks or pressure drops. The included o-ring ensures a tight seal, preventing fuel system malfunctions. This part is intended for gas fuel systems and is supplied with a caution sheet to guide proper handling and installation.

Common Applications and Issues Addressed

  • Regulates fuel pressure to prevent engine performance issues
  • Resolves fuel delivery inconsistencies in Mazda Miata and Millenia
  • Prevents fuel leaks caused by worn or damaged pressure regulators
  • Helps maintain fuel system efficiency and emissions control
  • Addresses rough idling or stalling related to fuel pressure fluctuations

Installation Notes and Tips

  • Ensure the o-ring is properly seated to avoid fuel leaks
  • Verify the angled nipple orientation matches the vehicle’s fuel line setup
  • Follow the included caution sheet for safety and installation guidelines
  • Inspect fuel lines for wear or damage before installation
  • Use appropriate tools to avoid damaging the regulator or fuel lines

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications for reliable performance. The PR305 fuel injection pressure regulator undergoes quality checks to ensure durability and proper function within Mazda Miata and Millenia fuel systems. Warranty coverage details should be confirmed through the product documentation or authorized Standard Ignition sources.

BrandStandard Ignition
Part NumberPR305
ContentsIncludes Caution Sheet
Fuel TypeGas
FunctionsRegulator
Nipple OrientationAngled
NotesIncludes O-Ring
Operating Pressure - PSI48 psi

This part fits 12 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2002MazdaMillenia2.3LV6N/A
2001MazdaMillenia2.3LV6N/A
2000MazdaMillenia2.3LV6N/A
1999MazdaMillenia2.3LV6N/A
1998MazdaMillenia2.3LV6N/A
1997MazdaMiata1.8LL4N/A
1997MazdaMillenia2.3LV6N/A
1996MazdaMiata1.8LL4N/A
1996MazdaMillenia2.3LV6N/A
1995MazdaMiata1.8LL4N/A
1995MazdaMillenia2.3LV6N/A
1994MazdaMiata1.8LL4N/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:

143-7103158-0562191461272-19683230245G1240800-417FP10182KJ0113280PR4072

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