Lisle 55250 Carburetor Adjusting Tool, GM and Chrysler, Flexible Shaft, Four Adapters

Lisle 55250 Carburetor Adjusting Tool, GM and Chrysler, Flexible Shaft, Four Adapters

• Lisle 55250 is a carburetor adjusting tool for GM and Chrysler applications. It guides idle and mixture screw adjustments using a heavy duty flexible shaft for access in crowded bays, with four interchangeable adapters that store in the hollow handle.
• Features:
  • Heavy duty flexible shaft improves access to recessed idle and mixture screws on carbureted engines
  • Four interchangeable adapters cover common GM and Chrysler screw styles for versatile tuning
  • Adapters store inside the hollow handle to keep pieces organized at the vehicle
  • Designed for precise, repeatable adjustments during idle quality and emissions tuning
• Includes:
  • Carburetor adjusting driver with flexible shaft
  • Double D adapter for GM 1979 to present
  • 1/4 Inch hex adapter for GM pre 1978
  • 3/32 Inch hex adapter for Chrysler 1.7 to 2.2 L engines, 1978 to present
  • 4.5 mm hex adapter for GM 1978 to 1979
• Specifications:
  • Manufacturer: Lisle
  • Part Number: 55250
  • Product Type: Carburetor idle and mixture screw adjusting tool
  • Vehicle Applications: GM and Chrysler carbureted engines as noted by included adapters
  • Storage: Adapters store in the tool handle
  • Packaging: Skin packed, single tool set
  • System Compatibility or Application: For tuning carburetor idle and mixture screws on listed GM and Chrysler applications; not a vehicle specific replacement part
• The carburetor adjusting tool can also be referred to as carburetor adjusting tool, GM mixture screw tool, Chrysler idle mixture adjuster, carburetor adjustment driver, and flexible shaft carb tool.

Lisle designs specialty automotive service tools for professional technicians, including engine, brake, electrical, and general service tools that improve access and speed common repairs.

Q: Which engines does this tool fit?
A: It covers many GM and Chrysler carbureted engines using the included Double D, 1/4 Inch hex, 3/32 Inch hex, and 4.5 mm hex adapters. Verify your carburetor screw style before use.

Q: Where are the adapters stored?
A: All four adapters store in the hollow handle so the set stays together at the vehicle.

Q: What does the flexible shaft help with?
A: The flexible shaft lets you reach recessed or obstructed mixture screws without removing nearby hoses or brackets, improving adjustment accuracy and speed.