Suzuki UF50 Service Manual page 59

3-30 ENGINE
Install the drive shaft oil seal into the left crankcase, slowly,
using the special tool.
09913-70210: Bearing installer set
CRANKSHAFT OIL SEALS
Remove the crankshaft oil seals from the left and right crank-
case, using the special tool.
09913-50121: Oil seal remover
Replace the removed oil seals with new ones.
Install the crankshaft oil seal into the right crankcase, slowly,
using the special tool.
09913-70210: Bearing installer set
NOTE:
Align the oil seal with the edge A of the crankcase, as shown.
Install the left crankshaft oil seals using the special tool after
installing the crankshaft to the crankcase. ( 3-33)