BikeMaster Fuel Mixture Screw - Black

When you're tuning your Keihin FCR carburetor for optimal performance, getting the fuel mixture just right is key. This BikeMaster Fuel Mixture Screw is designed to replace your stock screw, giving you a better tool for fine-tuning your air-fuel ratio. It's a small part that makes a big difference in how your engine runs, especially after modifications or when dealing with changes in altitude or temperature.

This screw is made from 6061-T6 aluminum, which is precisely CNC-machined for a good fit and durability. The knurled surface makes it easy to grip and turn, even with gloves on, and it's laser-etched to help you keep track of your adjustments. It comes with the necessary spring, washer, and O-rings, so you have everything you need to swap out the stock screw and start tuning.