FCR-MX

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 carburetor 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 • Air Cut-Off Valve (ACV) for de-acceleration enrichment
• Hot re-start knob (only on FCR-MX carburetors listed)
• Throttle Cable enclosure • Float chamber baffle for rough terrain
• High capacity float chamber • Quad Vents

FCR-MX Sizing Guide
Venturi Size Engine Size
37mm 250cc - 375cc
39mm 350cc - 500cc
41mm 450cc and larger

Parts Diagram Keihin FCR-MX