TOHATSU MFS 8B Service Manual page 142

4. Install cylinder head with new gasket, and tighten bolts in the
order shown in two steps to specified torque.
· First, tighten M8 bolts in two steps to specified
torque.
· Then, tighten M6 bolts in two steps to
specified torque.
· After installing cylinder head, install timing belt
and check valve clearance. Refer to "Chapter
5 Checking Valve Clearance".
Cylinder head bolts (M8)
First Tightening Torque : 10 N · m (7 lb · ft) [1.0 kgf · m]
Second Tightening Torque : 30 N · m (22 lb · ft) [3.0 kgf · m]
Cylinder head bolts (M6)
First Tightening Torque : 6 N · m (4 lb · ft) [0.6 kgf · m]
Second Tightening Torque : 10N · m (7 lb · ft) [1.0 kgf · m]
5. Put new O ring and then cylinder head cover, and tighten
bolts coated with ThreeBond 1342.
1. Loosen crank case bolts in several steps in the reverse
sequence of order shown, and remove crank case.
5-38
to
1 6
to
7 9
to
1 8
5
8
1
7
9
4
Install downward.
4
8
5
1
6
2
3
3
7
6
2
4st 8/9.8 2016