so.. my 2004 artic cat tbx 400 auto has some issues I get like 20mph out of it cleaned the carb I don't no what the adjustments are if there wrong when put back together not only that but it seems to run good on idle an driving, but on the right side of motor by rear clutch makes a rapping sound im not familiar with this machine picked it up for cheap.....so, could anyone help me please? air cleaner is clean