KEIHIN FCR CARB FUEL MIXTURE SCREW BLACK | HONDA CR 125 250 CRF 150 250 450 year-2010 Get the holeshot every race

Get the holeshot every race with the AS3 Performance launch control holeshot device

Manufactured from high quality silicone with polyester reinforcement

2007-2008 KTM 144 SX

2024-2025 Kawasaki KLX 230 S

2023 KTM 450 XCF-W

KEIHIN FCR CARB FUEL MIXTURE SCREW BLACK | HONDA CR 125 250 CRF 150 250 450 year-2010 Get the holeshot every raceAS3 Performance fuel mixture black screws allows you to adjust the fuel mixture setting on your carb quickly and easily without the use of a screwdriver and can even be done track side if needed. Simply rotate the head of the screw to set it to your preference and you can easily keep track of adjustments with the 1 4 number system on the side of the head. Will Fit Universal fitment on all Keihin FCR carbs Features Easily adjust your fuel mixture