Honda BF135A Manual page 408

6) Apply molybdenum disulfide oil to the journals and cam surfaces of the camshafts.
7) Install the intake/exhaust camshafts, ten dowel pins, camshaft holders and the cam chain guide B.
NOTICE
Install the camshafts with the No.1 piston at the top dead
center of the compression stroke (i.e. dowel pin at your
side).
8) Apply engine oil to the threads and seat of each bolt and loosely tighten to the designated position respectively.
6 x 20 (2)
[7]
MOLYBDENUM
DISULFIDE OIL
9) Tighten each bolt to the specified torque in the numbered
sequence in two or three steps.
TORQUE:
Head cover bolt,
8 x 90 mm flange bolt,
8 x 110 mm flange bolt: 22 N . m (2.2 kgf . m, 16 lbf . ft)
6 x 20 mm flange bolt,
6 x 32 mm flange bolt: 12 N . m (1.2 kgf . m, 9 lbf . ft)
10-35
[1]
INTAKE CAMSHAFT
[2]
EXHAUST CAMSHAFT
[6]
10 x 16 mm
[5]
DOWEL PIN (10)
CAMSHAFT
HOLDER
[3]
CAM CHAIN GUIDE B
8 x 110 (2)
[4]
HEAD COVER
BOLT (6)
8 x 90 (12)
6 x 32
o p
u i
q 9 0 w
a
3 1 2 4
7 5 6 8
t e r y
d s