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DT50MX Running issues

spelman08
in Yamaha Workshop

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Posted

My top speed is 45 and it has a 60cc bore kit and uprated jets whats wrong also the tip of the spark plug is brown but the edge is black so how do i set the air mixture so its right...Cheers

  • Quote

    what sprockets are you running?

    ive got a 14 tooth front sprocket and a 48 tooth rear sprocket and 40-50mph is all i get, its only a 5-speed and if you gear it up any more you will loose out on inclines and acceleration.

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