Mitsubishi 4G1 Series General Information Manual page 10

11A-1-2
Item
Valve stem-to-guide SOHC 12-VALVE
clearance mm
SOHC 16-VALVE
DOHC
Valve face angle
Valve stem projec- SOHC 12-VALVE
tion mm
SOHC 16-VALVE
DOHC
Overall valve length SOHC 12-VALVE
mm
SOHC 16-VALVE
DOHC
Valve spring free SOHC 12-VALVE
height mm
SOHC 16-VALVE
DOHC
Valve spring load/ SOHC 12-VALVE
installed height N/
mm mm
SOHC 16-VALVE
DOHC
Valve spring squareness
Valve seat contact width mm
Valve guide internal diameter mm
Valve guide projection mm
Oil pump and oil pan
Oil pump tip clearance mm
Oil pump side clearance mm
Oil pump body clearance mm
E
E
Mitsubishi Motors Corporation
Mitsubishi Motors Corporation
4G1 ENGINE (E - W) -
Intake
Exhaust
Intake
Exhaust
Intake
Exhaust
Intake
Exhaust
Intake
Exhaust
Intake
Exhaust
Intake
Exhaust
Intake
Exhaust
Intake
Exhaust
Intake
Exhaust
Intake
Exhaust
SOHC 12-VALVE
SOHC 16-VALVE
DOHC
SOHC 12-VALVE
SOHC 16-VALVE
DOHC
Nov. 1995
Apr. 2000
Specifications
Standard
0.020 - 0.050
0.035 - 0.050
0.020 - 0.047
0.030 - 0.057
0.020 - 0.047
0.030 - 0.062
45° - 45.5°
43.70
43.30
53.21
54.10
48.80
48.70
100.75
101.05
111.56
114.71
106.35
106.85
46.1
46.8
50.9
49.1
226/40.0
284/39.6
216/44.2
177/40.0
2°
0.9 - 1.3
6.6
5.5
5.5
17.0
23.0
23.0
0.06 - 0.18
0.04 - 0.10
0.10 - 0.18
PWEE9520
PWEE9520-C
Limit
0.10
0.15
0.10
0.15
0.10
0.15
-
44.20
43.80
53.71
54.60
49.30
49.20
100.25
105.55
111.06
114.21
105.85
106.35
45.6
46.3
50.4
48.6
-
-
-
-
4°
-
-
-
-
-
-
-
-
-
0.35
Revised