1986 Suzuki RM 250 Right Hand Crank seal

A customer brought this bike in for repair because it is running terribly rich and fouling plugs.  I immediately assumed it was a carburetor issue, and I did find some clogged jets and orifices in the carb that did contribute to the rich condition, but soon found out it was something more than just the carb.  The amount of black goo coming out of this bike was more than I have ever seen on a 2 stroke.  So bad in fact that the rear...

Read More