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Keihin FCR-MX39 Carb - for 350-500cc bikes and quads
Keihin FCR-MX37, FCR-MX39 and Keihin FCR-MX41 Carb
The ultimate for off-road performance.
Keihin has developed an FCR carburetor designed for the specialized needs of the off-road racer.
The FCR-MX carb has many new features to take motocross and ATV performance to the next level.
These are some of the unique features of the Keihin FCR-MX for off-road applications:
- Over-flow drain joint and tube
- Throttle cable enclosure
- High capacity float chamber
- Float chamber baffle for rough terrain
- Quad vents
Standard jetting:
- Main jet: #160
- Main Air Jet: #200
- Slow Jet: #45
- Slow Air Jet: #100
- Jet Needle: OC-EMR
- Throttle Viv. Cutaway: 1.5
- Needle Valve Seat: 3.8
- Float Height: 9mm
For 350cc-500cc bikes and quads