Honda BF50 (5HP), BF5A Outboard Motors Shop Manual 2014, Page 71Get this manual
BFBaBFBA SHIM SELECTION
BF5A: BADS-1200001-1701363 Gear shim and pinion washer codes are marked outside the gear case as shownIf new gear case is installed, refer to these codes and select the correct parts
PINION SHAFT
GEAR SHIM (PROPELLER SHAFT HOLDER SIDE)
PINION WASHER PINION BEVEL GEAR GEAR SHIM (GEAR CASE SIDE)
REVERSE BEVEL GEAR FORWARD BEVEL GEAR GEAR SHIM (GEAR CASE SIDE) CODE GEAR SHIM (GEAR CASE SIDE) GEAR CASE NUMB!R LOCATION SHIMQTYSHIM 0.10 mm (0.004 in) 0.15 mm (0.006 in) 1
PINION WASHER CODE