this kit converts an existing 12.5 to a 8.5 venturi carb.
ROTAX MAX Challenge
The carburetor insert will become part of the technical regulation for the RMC 2010. Both versions of the carburetor inserts (12.5 and 8.5) will be legal to be used.
The carburetor insert will become part of the technical regulation for the RMC 2010. Both versions of the carburetor inserts (12.5 and 8.5) will be legal to be used.