is your clutch adjustment set too tight?
-94' trx300FW:blue, warrior front shocks, 300ex rear shock, 300ex rear hubs, rincon rims, 25" executioners, cycle country boot guards, quad mag shock covers, warn 4-2-4, 3000lbs winch, k&n, cobra full system, blue T.H.E. lock on grips, 250BR cam chain, EBC clutch with spacers on springs, custom reverse lever, snork'd, 250sx cam
-85 200x: 200S motor, 1 tooth up front sprocket
-85 200x: megacycles cam, wiseco top end, custom heel guards, full cobra, k&n, irazr radial rears, trail wolf front.