Hi folks newby doing this so here it is Put new chain/sprockets on mates zx9r 1994 b1 when i took off cover for front sprocket the nut was very slack also i removed the transmition cover to replace seals gasket the only other thing i can think iv done is remove pushrod for clutch anyway put it all back and i dont have any gears except ist 2nd and netrl and its a problem trying to get it out of them as well cheers any help is a bonus