thanks carl for the pipe thread,mabe i'll try that.but another thing i want to know if its possible to replace the stock air filter with a cone air filter? a friend put one on his monsoon scooter and it performed mutch better than it did before, i geuss its because the bikes breathes better. so any suggestions or tips would be apreciated on this. And thanks for the sweet site i allready reffered it some of my friends,keep up the good work