Mitsubishi 4G9 User Manual page 7

11A-1-2
Items
Cylinder head and valve
Cylinder head gasket surface flatness mm
Grinding limit of cylinder head gasket surface mm
*Total resurfacing depth of both cylinder head and cylinder block
Cylinder head overall height mm
Thickness of valve SOHC
head (margin) mm head (margin) mm
DOHC
Valve overall height SOHC
mm mm
DOHC
DOHC–MIVEC
DOHC–GDI
Valve spring free length mm
Valve spring out-of-squareness
Valve stem to valve Except DOHC–GDI
guide clearance mm guide clearance mm for PAJERO io for PAJERO io
DOHC–GDI
for PAJERO io for PAJERO io
Valve seat valve contact width mm
Valve guide projection from cylinder head
upper surface mm pper s rface mm
E
Mitsubishi Motors Corporation
4G9 ENGINE (E–W) –
SOHC
DOHC
DOHC–MIVEC
DOHC–GDI
Intake
Exhaust
Intake
Exhaust
Intake
Exhaust
Intake
Exhaust
Intake
Exhaust
Intake
Exhaust
SOHC (with lash ad-
juster)
SOHC (with adjust-
ing screw)
DOHC
DOHC–MIVEC
DOHC–GDI
Intake
Exhaust
Intake
Exhaust
SOHC
DOHC
Jun. 2002
Specifications
Standard value
Less than 0.03
–
119.9 – 120.1
131.9 – 132.1
119.8 – 120.0
131.9 – 132.1
1.0
1.3
1.0
1.2
110.15
113.70
104.19
103.87
115.63
115.63
104.19
103.87
50.9
49.5
45.0
51.5
44.8
Max. 2_
0.02 – 0.05
0.05 – 0.09
0.02 – 0.05
0.04– 0.06
0.9 – 1.3
14.0
19.0
PWEE9502-K
Limit
0.2
0.2*
–
–
–
–
0.5
0.8
0.5
0.7
109.65
113.20
103.69
103.37
115.13
115.13
103.69
103.37
49.9
48.5
44.0
50.5
43.8
4_
0.10
0.15
0.10
0.15
–
–
–
Revised