Walker 550-1000 Fuel Injector

Fuel Injector for GM V8 Applications

Walker Products 550-1000 is a fuel injector built for select Chevrolet and GMC trucks and vans from 1995-1997. It is a direct-fit fuel system component for restoring proper fuel delivery on covered applications, including Chevrolet P30 and GMC P3500 models.

Key Features

• Fuel injector for air and fuel delivery service
• Walker Products part number 550-1000
• Built to meet or exceed OEM standards and specifications
• Supported by Walker Products engineering and technical resources
• ISO 9001/IATF16949 certified manufacturing background

Product Details

Walker Products has supplied fuel system components since 1946 and focuses on aftermarket parts for fuel injection and engine management service. The 550-1000 fuel injector is part of the Walker Products fuel system line and is backed by the company’s manufacturing, product management, and engineering support. This part cross-references Standard Ignition TJ17 for the same application.

Vehicle Fitment

• Fits 1995-1997 Chevrolet P30, N/A
• Fits 1995-1997 GMC P3500, N/A
• Fits 1995-1996 Chevrolet G30, N/A; Exc. Speed Governor
• Fits 1995-1996 GMC G3500, N/A; Exc. Speed Governor
• Fits 1995 Chevrolet C2500, N/A
• Fits 1995 Chevrolet C2500 Suburban, N/A
• Fits 1995 Chevrolet C3500, N/A
• Fits 1995 Chevrolet K2500, N/A
• Fits 1995 Chevrolet K2500 Suburban, N/A
• Fits 1995 Chevrolet K3500, N/A
• Fits 1995 GMC C2500, N/A
• Fits 1995 GMC C2500 Suburban, N/A
• Fits 1995 GMC C3500, N/A
• Fits 1995 GMC K2500, N/A
• Fits 1995 GMC K2500 Suburban, N/A
• Fits 1995 GMC K3500, N/A

Common Repair Uses

• Restores fuel delivery on Chevrolet P30 and GMC P3500 applications
• Addresses hard starting caused by injector wear or inconsistent spray
• Helps correct rough idle and drivability concerns tied to fuel metering
• Supports repair of lean-running conditions on covered GM trucks and vans
• Replaces a worn injector during fuel system service

Installation Notes

Verify the vehicle year, make, model, and engine application before ordering. Confirm the injector connector, fuel rail setup, and any application notes such as the speed governor exclusion on select G30 and G3500 models. Follow factory service procedures for fuel pressure relief, sealing, and leak checks after installation.

Quality Assurance

Walker Products manufactures fuel system components to meet or exceed OEM standards and specifications. The company’s ISO 9001/IATF16949 certified operations and in-house engineering support help maintain application accuracy and product consistency for the 550-1000 fuel injector.