Chrysler 100, 115 and 140 HP Outboard Motors Service Manual, OB 3439, Page 175Get this manual
At low speedsthe pump is displacement pumpas motor speed increaseswater resistance causes the vanes to flex in and it becomes centrifugal pumpRemoval BRemove propeller by removing nut and washer securing propeller spline washer and propeller to shaft Figure 42Disconnect gear shift rods as follows :
ARemove cotter pin securing shift rod pin to
AWARNING
Disconnect spark plug leads to accidental starting of motorprevent
coupler on upper shift rod BRemove shift rod pin from shift rod coupler and free lower shift rod from couplerFigure 5