your motor is a 1989 suzuki rm250 the 1988 rm250 motor started with j106 the 1989 rmX250 motor # started with j111
Around 80 mph.
No
32:1
stock gearing around 72-75 mph
i have an rm 250 1990, it has 54 HP
First make sure you have a good plug,if that is not it disconnect your kill switch, if that is not it, check your plug cap, then if that is not it go on to your stator.
Suzuki 163 Phlolina Yellow or later known as Aspen Yellow
24 clicks of compression
buy a service manual then take it apart....
The 10th digit is a 1 so 2001 would be the year of your Suzuki.
Depends on if (and how may tmes) the cylinder has been bored.