help me guys... my zma-r

13755 done 15 months old

d problem is it is running very tight , the acceleration is very tight

i drove 2 other karizma's and i found that there acc. is very free running

very light u can say , mine is running very heavy

chain is not tight ,it is oiled a , acc. cable recently changed , air filter was also changed ,top speed is 130 i did , engine oil is power 1 , brake pads r also not touching d wheel

as i was new to karizma i never new this till i tried my frnd's

means this problem is from d earlier days when i bought it

plz help