Honda BF20A-BF25A, BF25D-BF30D Outboard Motors Shop Manual., Page 127Get this manual
HONDA BF80ASSA
5BEARING SELECTION
aMAIN BEARING
1) Record the crankshaft main journal O.Dcode numbers (or measure the main journal O.D
11 AIN JOURNAL :ODE NUMBERS
2Record the crankcase 1.5code lettersNOTE Numbers on the crankcase are the codes for main journal 1.D.s from front rear
3) Cross reference the case and journal codes determine the
replacement bearing color code
STANDARD OIL CLEARANCE
(o.oo08-o.o
Less than
0.020-0.044 mm 017 in) Unit: mm (in)
Crankcase 1.0