Assembling Cylinder Head Parts - TOHATSU MX 50D2 Service Manual

Power Unit
1
!
'
"
#
"
&
5-80

24) Assembling Cylinder Head Parts

Attach dowel pins 1 to cylinder, and then attach gaskets,
1.
cylinder head and cylinder head cover.
Tighten cylinder head cover securing bolts (M6)
1
2. Attach cylinder head with head cover and cylinder head
gasket to cylinder.
Tighten cylinder head securing bolts (M8)
"
order of the numbers shown.
$
!
%
!
3. Tighten bolts (M6)
4. Install thermostat, thermo-cap and gasket.
in the order of the numbers shown.
Temporary Tightening :
6 N · m (4 lb · ft) [0.6 kgf · m]
Temporary Tightening :
12 N · m (9 lb · ft) [1.2 kgf · m]
Final Tightening :
32 N · m (23 lb · ft) [3.2 kgf · m]
Tighten cylinder head securing bolts in two steps
to specified torque.
to to specified final torque.
1
Final Tightening :
6 N · m (4 lb · ft) [0.6 kgf · m]
Tighten head cover bolts M6 after tightening bolts
M8. Never tighten bolts M6 before tightening bolts
M8.
Thermostat cover bolt:
6 N · m (4 lb · ft) [0.6 kgf · m]
GB
to
1
to in the
1 14
2st X50D2 2011