Honda BF9.9A-BF15A Outboard Motors Shop Manual., Page 91Get this manual
HONDA BFS-SA BF'l5A
OIL CASE, MOUNT FRAME
[3] CASE GROMMET O
EXHAUST CHAMBER COVER
REASSEMBLY: Check scores, cracks other damageLoosely install the rubber with the rnrn self locking hexnuts, install the case with the 16 flange bolts, and tighten the self locking hexnuts securely