1987-2004 Kawasaki Mojave KSF250 Service Manual, Page 132Get this manual
FINAL DRlVE
Engine Sprocket Installation Notes
eBe sure to install the O-ring under the collar, smearing thin coat of molybdenum disulfide grease on the O-ringelnstall the output shaft collar so that the oil groove is inside and the collar does not pinch the O-ring
elnstall the chain guide plate on the crankcase without twisting the guide, as followsalnsert the stop on the chain guide plate into the indentation in the crankcase
AIndentation AO-ring BCollar COil Groove
BChain Guide Plate Stop
elnstall the sprocket so that the shoulder is inside