Specifications
4M41 ENGINE -
Cylinder Head and Valve Mechanism
11B-16-10
(1) Apply a coat of specified sealant to the upper surface
H
of the front plate
*c
that joins the cylinder head gasket
16
.
Specified sealant:
ThreeBond 1211 or equivalent
(2) Within 3 minutes after the sealant application, install the
cylinder head assembly
15
to t he crankcase assembly
*d
together with the cylinder head gasket
16
.
Caution
1. Check to ensure that the surface H is clean and
free of oil and other foreign matters before sealant
application.
2. During installation of the cylinder head assembly,
use care that the sealant is kept in place.
3. Do not start the engine for at least 1 hour after
the cylinder head assembly is installed.
4. Whenever the cylinder head bolt 11, 12, 13 is
loosened or removed after the cylinder head
assembly has been installed, always apply a fresh
coat of specified sealant.
(3) Tighten the M12 cylinder head bolts
12
and
13
(1 through
18) at M10 bolts
11
in the following manner.
1) Fit the washer
14
onto the cylinder head bolt
12
,
13
, with its shear-droop side
J
facing in the direction
shown.
2) Apply a thin coat of engine oil to the threaded part
and seating surface of each cylinder head bolt
12
,
13
, then tighten the bolts to a torque of 98 ± 10
Nm in the sequence of the numbers shown.
3) Loosen the tightened bolts in the reverse order of
the numbers shown and retighten them to a torque
of 49 ± 5 Nm in the order of the numbers shown.
4) After tightening, give the bolts an additional 90 degree
turn in the sequence of the numbers shown.
5) Then, give the bolts another 90 degree turn to tighten
them completely.
6) After tightening the cylinder head bolt
12
,
13
, tighten
the bolt
11
to the specified torque.
Caution
The cylinder head bolt 12, 13 has been tightened up
to the plastic area by the above procedure. Once
tightened completely, do not attempt to retighten the
bolt.
"
H
A
GASKET / TENSIONER INSTALLATION
(1) Fit the gasket
10
to the cylinder head assembly
15
in
the direction shown in the illustration.
E
: Sealant coated surface
PWEE9409-D
E
Feb. 2000Mitsubishi Motors Corporation Added
H
*d
H
*c
*e
12, 13
14
J
11
1
5
2
3
4
6
7
89
10
11
12
13
18
16
14
17
15
E
9
10
15