Improve fuel mixture adjustments with the BikeMaster Red Fuel Mixture Screw, part number BKM150999. Designed as a direct replacement for the stock fuel screw used on Keihin FCR carburetors, this powersports component provides a practical upgrade for riders and technicians who need convenient, precise adjustment during carburetor tuning and maintenance.
Constructed from precision CNC-machined 6061-T6 aluminum, the screw is built for dependable performance and resistance to everyday wear. Its knurled body provides a secure grip, making adjustments easier even when access is limited. A laser-etched adjustment reference helps support accurate, repeatable tuning, while the red finish adds quick visual identification during service.
The BikeMaster BKM150999 Fuel Mixture Screw includes the spring, washer, and O-rings needed for installation. These included components help provide a complete replacement assembly and support proper fitment and sealing when servicing a compatible Keihin FCR carburetor. Verify carburetor compatibility and application requirements before installation.
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