Honda BF8, BF9.9 and BF10 Outboard Motors Shop Manual., Page 188Get this manual
PISTON PINS Measure and record the piston pin O.Dat three position shownStandard 15.99416.000 mm (0.62970,6299 in) Service limit 15.97 mm (0,629 in)
Calculate the piston pin-to-piston clearanceStandard 0.0020.014 mm (0.00010.0006 in) Service limit 0.04 mm (0.002 in)
CONNECTING ROD SMALL END I.DMeasure and record the connecting rod small end I.D
Standard 16,00716.022 mm (0.6302 0.6308 in)
Service limit 16.05 mm (0.632 in)
PISTON RINGS
IInspect the piston ringsl replace them if they are wornReplace the piston ring as set