Installation Of Cylinder Head - TOHATSU MFS 60A Service Manual

22) Installation of Cylinder Head

No.1 piston is to be at top de ad center of
compression stroke.
1. After installing cam shaft pulley, bring "
1 to " " mark b of cylinder head.
Check that " " mark c of belt guide and " " mark d of
2.
cylinder block are aligned with each other.
3. Install cylinder head with new gasket, and tighten bolts in the
order shown in two steps to specified torque.
• Do not reuse cylinder head gasket. Be sure to
replace with new one.
• Do not turn timing pulley or cam shaft pulley with
timing belt removed. Doing so can make pistons
and valves interfere with each other, resulting in
damages to these parts.
• First, tighten M10 bolts in two steps to specified
torque. Then, tighten M8 bolts in two steps to
specified torque.
• After installing cylinder head, install timing belt
and check valve clearance. For the procedure,
refer to relevant sections.
First step:
Cylinder Head Bolts (M10)
30 N·m (22 lb·ft) [ 3.0 kgf·m ]
Cylinder Head Bolts (M8)
15 N·m (11 lb·ft) [ 1.5 kgf·m ]
Second step:
Cylinder Head Bolts (M10)
60 N·m (44 lb·ft) [ 6.0 kgf·m ]
Cylinder Head Bolts (M8)
30 N·m (22 lb·ft) [ 3.0 kgf·m ]
4. Install cylinder head cover, and tighten them.
4st 60 2019
" mark a of pulley
CAUTION
~
1 8
~
9 14
~
1 8
~
9 14
b
d
5
11
9
4
10
8
12
7
3
2
6
1
a
c
5
6
2
3
7
8
4
1
5
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