Honda BF40D Manuel D'utilisation page 218

19) Apply engine oil to the threads and seat of the 8 x 94 mm
flange bolts.
1
20) Loosely tighten the eight 8 x 94 mm flange bolts and the
eight 8 mm washers on the crankcase, then tighten them to
2
the specified torque in two or three steps in the numbered
sequence shown.
After tightening to the specified torque, tighten the bolts
3
additionally to 90
shown.
4
TORQUE: 28 N . m (2.9 kgf . m, 21 lbf . ft) + 90
5
6
7
8
9
10
11
12
21) Loosely tighten the ten 6 x 40 mm flange bolts on the
13
crankcase, then tighten them to the specified torque in two
or three steps in the numbered sequence shown.
14
TORQUE: 12 N . m (1.2 kgf . m, 9 lbf . ft)
15
16
17
18
19
20
10-28
o o
- 120 in the numbered sequence
o
- 120
8 x 94 (8)
o
[1]
CRANKCASE
218
6 x 40 (10)