Yamaha Outboard F15A F9.9C, FT9.9D F15 Service Manual, Page 350Get this manual
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PROPELLER SHAFT HOUSING ASS'Y (FT9.9D)
Install the needle bearing with its manufacturer's marks facing up
2 Install: Oil seals Oil seal depth a: 4.55.0 mm (0.180.20 in) Oil seal ins