i own an fz s 2009 12000km on the odo i hav installed a
i own an fz s 2009..12000km on the odo...i hav installed a k&n filter n rejetting is also done..i have also removed the catalyc cenverter from the exhaust...i use a 20w50w engine oil too...but m not happy with the performance yet..getting a very low mileage,top end has also gone too low,though mileage is not a concern for me in turn of performance but its too low (20-25kmpl) n my bike is also doing a lot of missing with bursts when i pull it hard & in normal conditions too...specially when i apply brakes or decelerate..got it fixed from a yamaha dealer n also from a reputed mechanic...still the problem persists..please help fixing this problem & advice something for increase in top end..