Honda BF9.9A-BF15A Outboard Motors Shop Manual., Page 72Get this manual
HONDA BFSSABF15A
CAMSHAFT JOURNAL O.D1
Standard 15.984 mm (0.6292 in)
Service limit 15.95 mm (0.6279 in)
Oil pump side Pulley side
17.984 mm (0.7080 in)
cVALVE GUIDE REPLACEMENT
1) Chill the replacement valve guides in the freezer section of
refrigerator for about an hour
2) Use hot plate or oven to heat the cylinder head evenly to
150 (300F)Check the temperature with temperature indicating stick (available at welding supply stores) or equivalent
To avoid burns, use heavy gloves when handling the heated cylinder headCAUTION
of the cylinder head may resultDo not get the head hotter than () exces3sive heat may loosen the valve seats
[I COMBUSTION CHAMBER