2005 Yamaha F90TR 90HP Outboards Factory Service Manual, Page 131Get this manual
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Propeller shaft housing Slide hammer 2: YB-06096 Bearing puller legs 3: YB-06523 3 Remove the oil seals and needle bearingRunout limit: 0.02 mm (0.0008 in) 3 Check the dog clutch and slider for cracks