Standard Ignition PR150 Fuel Injection Pressure Regulator

Fuel Pressure Control for Jeep EFI Systems

Standard Ignition PR150 is a fuel injection pressure regulator diaphragm kit for select Jeep applications. It is built for gas fuel systems and uses a diaphragm design to help maintain proper fuel delivery and engine performance in the original fuel injection system.

• Application-specific fit for select Jeep Cherokee, Comanche, Wrangler, and Wagoneer models
• Diaphragm function for fuel pressure regulation
• Operating pressure: 14.5 psi
• Designed with leakage resistance in mind
• Includes instruction sheet and caution sheet
• Cross-references Gates 21027 and 21731 for the same application

Detailed Product Overview

Standard Ignition PR150 is engineered as a direct-fit fuel injection pressure regulator diaphragm kit for Jeep fuel injection systems. The design focuses on consistent pressure control, which is important for stable fuel delivery, drivability, and overall engine operation. This part number is listed for 1986-1990 Jeep Cherokee, 1986-1990 Jeep Comanche, 1987-1990 Jeep Wrangler, and 1986-1987 Jeep Wagoneer applications.

For buyers searching for a Jeep Cherokee fuel injection pressure regulator diaphragm kit, a Jeep Comanche fuel pressure regulator replacement, or a Jeep Wrangler EFI pressure regulator service part, PR150 provides an application-specific solution. Standard Ignition positions this part as a repair-focused replacement for original equipment failures tied to leakage or pressure control issues.

Common Problems This Part Can Address

• Fuel pressure that is outside the specified 14.5 psi operating range
• Fuel delivery inconsistency in Jeep EFI systems
• Diaphragm wear related to regulator performance loss
• Leakage at the pressure regulator assembly
• Driveability issues linked to unstable fuel pressure

Installation Notes and Tips

Review the included instruction sheet and caution sheet before service. Confirm the vehicle year, model, and fuel system configuration against the listed fitment before installation. This part is intended for gas fuel applications and should be installed only on the Jeep Cherokee, Comanche, Wrangler, and Wagoneer applications shown in the fitment data.

• Fits 1986-1990 Jeep Cherokee, N/A
• Fits 1986-1990 Jeep Comanche, N/A
• Fits 1987-1990 Jeep Wrangler, N/A
• Fits 1986-1987 Jeep Wagoneer, N/A

Quality Assurance

Standard Ignition designs this fuel injection pressure regulator with application-specific dimensions and a robust sealing approach to help reduce leakage concerns. PR150 is built for the listed Jeep EFI applications and is supported by Standard Ignition’s fuel system replacement expertise.