Fuel Mixture Screw Keihin 4T Scar
Fuel Mixture Screw Keihin 4T Scar
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- Designed for Keihin carburetors for 4-stroke (4T) motorcycles.
- Provides precise air-fuel ratio adjustment at idle and low rpm.
- Model: FMS101.
- Compatible with certain Keihin carburetor models (check for specific fitment).
- Usually includes installation hardware such as a spring.
- Black finish for a clean and discreet look.
This air/fuel mixture screw is essential for fine-tuning engine performance, improving throttle response, starting and overall efficiency.

