Air Fuel Mixture Screw CNC Adjust Carb mixture screw for KEIHIN Carburetor Four-Strokes FCR Carbs CRF YZF WR KXF KLX KTM RMZ Motorcross Motorcycle (Black)
- Fitment: Fits all Keihin FCR & FCR-MX Carburetors, fits most common 4-stroke models. Reference fit models as followin.
- Material: 6061-T6 Aluminum(CNC machined,Aircraft quality aluminum,lightweight and durable!).
- CNC Easy Adjust Carburetor Fuel Mixture Screw For FCR Carbs.
- Carb mixture screw can easily tune and adjust your idle mixture without burning your hands or fumbling with a small screw driver. Numerically calibrated for tuning memory, adjust air fuel mixture with this screw easily.
- Carb mixture screw adjuster comes with spring, washer and O-ring, it is easy to install and replace. Simplify installation steps, no modification, cutting, or drilling required.