Walker 255-1094 Fuel Injection Pressure Regulator

Fuel Pressure Control for OE-Style Repair

Walker Products 255-1094 is a fuel injection pressure regulator for select GM applications. It is built for direct replacement service on vehicles such as the Chevrolet Camaro, Pontiac Firebird, Buick Roadmaster, Cadillac Fleetwood, and Chevrolet Impala, helping restore stable fuel pressure in the injection system.

Walker Products has supplied fuel system components since 1946 and manufactures to meet or exceed OEM standards and specifications. The Walker Products 255-1094 is backed by the company’s engineering, product management, and technical support resources for accurate application coverage and service support.

Key Features

• Fuel injection pressure regulator for fuel system service
• OE-style replacement for select GM fuel injection applications
• Application coverage for 1994-1997 Chevrolet Camaro and Pontiac Firebird
• Application coverage for 1994-1996 Buick Roadmaster, Cadillac Commercial Chassis, Cadillac Fleetwood, Chevrolet Caprice, and Chevrolet Impala
• Walker Products part number 255-1094
• Cross-references Delphi FP10004 and Standard Ignition PR202 for the same application

Product Details

This fuel injection pressure regulator is intended for vehicles that require controlled fuel pressure at the rail or injection system. Proper regulation supports consistent fuel delivery, which is important for drivability, idle quality, and overall engine performance. If you are servicing a 1994-1997 Chevrolet Camaro or Pontiac Firebird, or a 1994-1996 Buick Roadmaster, Cadillac Fleetwood, Chevrolet Caprice, or Chevrolet Impala, Walker Products 255-1094 provides a direct-fit replacement option for the listed applications.

Common Issues It May Address

• Fuel pressure that is too high or too low
• Hard starting or extended crank time
• Rough idle or unstable engine operation
• Fuel delivery inconsistency under load
• Fuel system performance concerns tied to regulator wear

Installation Notes and Tips

• Verify the vehicle year, make, and model against the listed fitment before installation.
• Inspect related fuel system components for wear, contamination, or leakage during service.
• Follow factory service procedures for fuel system depressurization and replacement.
• Confirm proper operation after installation by checking fuel pressure and engine response.

Quality Assurance

Walker Products is an ISO 9001/IATF16949 certified manufacturer with a long history in fuel system and engine management components. The brand states that its products are engineered to meet or exceed OEM standards and specifications, with technical support and application data maintained by in-house staff.