As low as $10.19/mo with or . (Pay in 4 interest-free payments)
PRO CIRCUIT Fuel Mixture Screw (Keihin FCR) – Red Fine-tune your bike’s performance with the PRO CIRCUIT Fuel Mixture Screw for Keihin pumper carburetors (FCR). Designed for 4-stroke engines, this replacement screw helps you dial in air/fuel mixture for smoother throttle response and confident riding across street, off-road, dual-sport, and adventure touring conditions. Why it’s different: Original fuel mixture screws are hard to access because they sit under the float bowl—this design makes adjustment far more practical. Tool-free adjustment: Pro Circuit’s screw can be turned by hand without tools. Direct fit: Works with 4-strokes using Keihin FCR carburetors. Included: O-ring included (spring not included). Details: Brand: PRO CIRCUIT Product Type: Fuel Mixture Screw Model Fit: Keihin FCR Material: Aluminum Color/Finish: Red Units: Each Note: This item is a replacement screw . Spring not included.
The under-the-float-bowl location of the fuel screw makes it next to impossible to reach
Pro Circuit's fuel mixture screw can be turned by hand (without the use of tools)
Fits 4-strokes with Keihin pumper carburetors (FCR)
or 
. (Pay in 4 interest-free payments)
