Honda BF8, BF9.9 and BF10 Outboard Motors Shop Manual., Page 136Get this manual
2ENGINE INSTALLATION 11 Install the two 10 mm dowel pins and new oil case gasketReplace the oil case gasket with new one, when reassembling6xlOmm DOWEL PIN (2)
2) Apply marine grease to the spline of the vertical shaft, and install the engine by aligning the vertical shaft and crankshaft
3) Tighten the engine mount bolts to the specified torqueTighten the bolt in the numbered sequence as shown insteps
TORQUE: 24 Nem (2.4 kgfbm, 17 lbf4t)