Honda Outboards BF40A/BF50A Service Manual, Page 17Get this manual
HONDABF3SA4SA FRAME
Unit: mm (in) Part Vertical shaft Bevel gear Item Shaft 0.0lat needle bearing) Gear 1.0Forward Reverse Propeller shaft Shaft 0.0Front Rear Standard Service limit
22.21722.230 (0.8747 -0.8752) 19.000-19.021 (0.7480-0.7489) 22.05- 22 .30 (0.868-0.878) 18.967-18.980 (0.7467-0.7472) 20.9-21.2 (0.82-0.831 22,007-22.02010.8664-0.8669)