Honda BF20A-BF25A, BF25D-BF30D Outboard Motors Shop Manual., Page 12Get this manual
HONDA BF80AaESA
Unit: mm (in) Part Connecting rod Small end I.DBig end oil clearance Big end axial clearance Connecting rod bearing oil clearance Crankshaft Journal O.DItem Standard Service limit
14.010- 14.022 (0.5516-0.5520) 0.010-0.028 (0.0004- 0.001 1)
14.05 (0.553) 0.4 (0.01)
0.12-0.27 (0.005-0.01 1)
Main pin
35.986- 36.002 (1.4168- 1.4174) 31.987- 32.01 (1.2593- 1.2603) 0.020- 0.044 (0.0008 0.001 0.05-0.30 (0.002-0.01 2) 0.10.40 (0.0060.01 6)
35.96 (1.4161 31.96 (1.258) 0.06 10.0021 0.45 (0.018) 0.6 (0.02)
Crankshaft main bearing oil clearance Crankshaft side clearance Camshaft Shaft axial clearance Shaft runout Journal O.D
0.03 (0.001 Max19.959- 19.980 (0.78580.7866) 29.939-29.960 (1.1787- 1.1795) 24.07324.31 (0.94780.9572) 24.105- 24.345 (0.9490- 0.95851
0.05 (0.002) 19.93 (0.785) 29.9 (1.18) 23.843 (0.9387) 23.905 (0.941 1