I just replaced my battery in my r1 1998 and i used a 12 volt battery '' YT12B-4'' Just take you're old battery in and get a similar one,or just ask someone in the shop
Im just going to list a few possible problems and solutions.
Fuel getting into the carb ?
Blocked jets in the carb ? Take the carb off the bike , split the carb , unscrew the jet's blow through them. If their blocked get a air blower and blow through them or get a needle and put it through the...