I would try the 9/10.5 first. I ran this combo first in the blue buggy with the 183cc motor and on the street it would take off and move out pretty quick. But when we got to the desert it was too much constant rpm for long rides and had to keep the motor at 7000rpms to go any were.
Mb1134 what size sprockets do you have and do you know the internal gearing is ?
|