KING RACING PRODUCTS 1950 King Racing Products 1950 Fuel Injection Bypass Spring Shim Kit

The King Racing Products 1950 Fuel Injection Bypass Spring Shim Kit is designed for precise tuning of fuel injection bypass spring pressure in sprint car racing applications. This kit includes six shims in multiple thicknesses, giving racers and engine builders practical options for adjusting bypass response and helping optimize fuel system performance for changing track and engine conditions. The shims are intended for use with compatible fuel injection bypass assemblies and should be installed according to the manufacturer’s recommended procedures.
The shim assortment includes 0.020-inch, 0.032-inch, and 0.040-inch thicknesses, allowing for incremental setup changes without replacing the complete spring or bypass component. Selecting the appropriate shim configuration can help fine-tune fuel delivery characteristics and support consistent operation throughout a racing session. The compact kit format also makes it convenient to keep commonly used adjustment options available in the pit area, trailer, or workshop.
Built for performance-focused racing environments, the King Racing Products 1950 shim kit is a useful tuning component for sprint car fuel injection systems. Each set contains six shims, providing multiple pieces for setup changes, service replacements, or repeatable tuning configurations. Verify bypass system compatibility before installation, and inspect all related components for wear or damage during service. With its focused range of thickness options and application-specific design, this kit helps simplify fuel injection adjustment for racers seeking dependable, repeatable setup control.

Features:

• Designed for fuel injection bypass spring adjustment in compatible sprint car applications

• Includes six shims for tuning flexibility and replacement needs

• Provides 0.020-inch, 0.032-inch, and 0.040-inch shim thickness options

• Helps support precise fuel system setup changes for racing conditions

• King Racing Products part number 1950