HomeAir and Fuel Delivery > Fuel Injection System and Related ComponentsStandard Ignition PR42 Fuel Injection Pressure Regulator
Part #: PR42

Standard Ignition PR42 Fuel Injection Pressure Regulator

1 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$117.19Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Isuzu and Nissan, Stylus, Stanza, and Multi
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Standard Ignition Fuel Injection Pressure Regulator PR42

The Standard Ignition PR42 fuel injection pressure regulator is designed specifically for Isuzu Stylus models. Engineered with durable steel construction and a silver finish, this regulator ensures consistent fuel pressure for optimal engine performance in gas fuel systems.

  • Compatible with Isuzu Stylus fuel injection systems
  • Constructed from durable steel with a silver finish
  • Bolt mount design for secure installation
  • Includes o-ring for proper sealing
  • Features two ports for efficient fuel flow regulation

Product Details and Specifications

This fuel injection pressure regulator from Standard Ignition is built to maintain precise fuel pressure within the gas fuel system of the Isuzu Stylus. The regulator is made of steel, providing strength and resistance to wear. Its silver finish offers corrosion resistance and a clean appearance. The bolt mount type ensures a stable and secure fitment, while the included o-ring helps prevent leaks. With two ports, the regulator effectively manages fuel flow to maintain engine efficiency and performance.

Applications and Problem Resolution

The PR42 fuel injection pressure regulator is used to control fuel pressure in the fuel injection system, ensuring the engine receives the correct amount of fuel. It addresses several common issues, including:

  • Inconsistent fuel pressure causing engine performance problems
  • Fuel leaks due to worn or damaged seals
  • Engine hesitation or stalling related to fuel delivery
  • Reduced fuel efficiency from improper fuel regulation
  • Check engine light triggered by fuel system faults

Installation Notes and Tips

Installation of the Standard Ignition PR42 regulator requires proper bolt mounting and attention to sealing with the included o-ring. Ensure the mounting surface is clean and free of debris before installation. Tighten bolts to manufacturer specifications to avoid leaks or damage. It is recommended to inspect related fuel system components during installation for optimal performance.

Quality Assurance and Warranty Information

Standard Ignition parts are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. The PR42 fuel injection pressure regulator undergoes rigorous quality control testing. While specific warranty details may vary, Standard Ignition typically offers coverage against defects in materials and workmanship.

BrandStandard Ignition
Part NumberPR42
Automotive Performance ItemNo
ContentsRegulator
Fuel TypeGas
MaterialSteel
Mounting TypeBolt Mount
NotesIncludes O-Ring
Part FinishSilver
Regulator FinishSilver
Regulator MaterialSteel

This part fits 1 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1993IsuzuStylus1.6LL4N/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:

143-734158-0201191873742-1844210362184422670D55005G116864001800-154897074507097074507FP10089PR451

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