2003 Johnson ST 55 HP WRL 2 Stroke Commercial Service Manual, PN 5005483, Page 189Get this manual
GEARCASE BEARING AND SEAL INSTALLATION IMPORTANT: Bearing and washer must be installed in the correct orderSlide the propeller shaft onto the shift shaft, align the hole in the shaft with the hole in the clutch dog, install the pin and then, new clutch dog retaining springPosition three coils over each end of the pin, MAKING SURE NONE OF THE COILS OVERLAP OR ARE LOOSE '- 1
Thrust bearing Thrust washer
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Align holes in the clutch dog with slot in the propeller shaftInstall the clutch dog on the shaft with grooved end of the clutch dog facing forward end of the shaft1Retaining spring
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IMPORTANT: The clutch dog is not symmetricalIf installed backward, it will not fully engage and will immediately damage itself and the gears