Mitsubishi 4G1 series General Information

4G1 ENGINE (E–W) – Specifications
11A-1-3
PWEE9520
E
Nov. 1995Mitsubishi Motors Corporation
REWORK DIMENSIONS
Item Standard Limit
Cylinder head and valves
Cylinder head oversize valve guide
hole diameter mm
SOHC 12-VALVE 0.05 O. S. 12.040–12.058 –
hole diameter mm
0.25 O. S. 12.240–12.258 –
0.50 O. S. 12.490–12.508 –
SOHC 16-VALVE 0.05 O. S. 10.550–10.568 –
0.25 O. S. 10.750–10.768 –
0.50 O. S. 11.000–11.018 –
DOHC 0.05 O. S. 10.550–10.568 –
0.25 O. S. 10.750–10.768 –
0.50 O. S. 11.000–11.018 –
DOHC GDI 0.05 O. S. 10.610–10.620 –
0.25 O. S. 10.810–10.820 –
0.50 O. S. 11.060–11.070 –
Oversize valve seat
ring hole diameter
SOHC
12 VALVE
Intake (primary) 0.3 O. S. 27.300–27.325 –
ring hole diameter
mm
12-VALVE
0.6 O. S. 27.600–27.625 –
mm
Intake (secondary) 0.3 O. S. 32.300–32.325 –
0.6 O. S. 32.600–32.625 –
Exhaust 0.3 O. S. 35.300–35.325 –
0.6 O. S. 35.600–35.625 –
SOHC
16 VALVE
Intake 0.3 O. S. 28.300–28.321 –
16-VALVE
<4G13>
0.6 O. S. 28.600–28.621 –
<4G13>
Exhaust 0.3 O. S. 26.300–26.321 –
0.6 O. S. 26.600–26.621 –
SOHC
16 VALVE
Intake 0.3 O. S. 30.300–30.321 –
16-VALVE
<4G18>
0.6 O. S. 30.600–30.621 –
<4G18>
Exhaust 0.3 O. S. 28.300–28.321 –
0.6 O. S. 28.600–28.621 –
DOHC Intake 0.3 O. S. 31.300–31.325 –
0.6 O. S. 31.600–31.625 –
Exhaust 0.3 O. S. 27.800–27.825 –
0.6 O. S. 28.100–28.125 –
PWEE9520-E
E
Feb. 2001Mitsubishi Motors Corporation Revised

Mitsubishi 4G1 series Specifications

General

Brand	Mitsubishi
Model	4G1 series
Category	Engine
Language	English