Honda Outboards BF40A/BF50A Service Manual, Page 94Get this manual

Honda Outboards BF40A/BF50A Service Manual, Page 94

HONDA BF35A-4!5A
231 Remove the four 75 mm flange bolts, four 55 mm hex, bolts and two 35 mm hexbolts, and remove the engine from the primary gear case
[3J mm PLAIN WASHER (6)