1996-2005 Suzuki DF40, DF50 Four Stroke Outboard Service Manual, Page 150Get this manual
6-7 POWER UNIT
INSTALLATION
Installation is reverse order of removal with special attention to the following steps
Do not re-use gasket and o-ringAlways replace with new parts
POWER UNIT Install dowel pins 1, gasket and O-ring 3Apply Suzuki Water Resistant Grease to driveshaft splines99000-25160Suzuki Water Resistant Grease