My gilera runner purrejet 04,, Will go to certain rev and drop then go over and will hit 45 or so and drop again, ive changed the spark plug whats could be wrong with it ???@ Helpppp thanlks
its been diristricted took it out and its stopeeed doingg it, i think may just be dirt in the injection. because same thing happend to my mates injection car, :/
i dont know i brought it off a mate..!its and old shape one, well went out today started doing it but this time it wouldnt move just reving and droppping, and after a while is was fine and has been since? keeps comming and going it seems