Honda BF8, BF9.9 and BF10 Outboard Motors Shop Manual., Page 53Get this manual
10) Fill the crankcase with the specified amount of recommended engine oilEngine oil capacity (with oil filter reolacement) 1.3(1.37 US qt, 1.14 Imp qt)
1I STOPPER RING
11) Start and run the motor for few minutes, then stop and check for oil leaks in the oil filter cartridge area and the oil levelFill to the upper limit mark if necessary12) Connect the tubes to the water grommet on the right engine under cover, then install the right engine under cover and tighten the mm screwsTORQUE: 4.5 N-m (0.45 kgf-m, 3.3 Ibf-ft)