1979 Evinrude Outboard 2 HP Model 2902 Service Repair Manual P/N 5423, Page 43Get this manual
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6-2 DESCRIPlON
Figure 6-2 Impeller Positions as Viewed From Power Head
REMOVAL OF GEARCASE
VI RA ION -':8I!!!!!J!I DAMPENER
Remove the two screws attaching the gearcase