i have an 01 kawasaki kdx200 and i was driving it back to my house and got to a big straightaway so i went up to third gear and when i gave it full throttle the plug fouled and the engine died this is the secound time this happened is my main jet to big. i dont know of the carb set up beacuse i didt touch anything once i bought it used from the dealer it has a pc pipe and silencer im thinkin the main jet is rich i do know it is running a stock spark