Valve Guides; Valve Seats - Mitsubishi 4G1 series Workshop Manual

11A-9-6
Valve
guide
Stem O. D.
Guide I. D.
E
E
Mitsubishi Motors Corporation
Mitsubishi Motors Corporation
4G1 ENGINE (E - W) -
1EN0279
Valve stem end
Valve projection
Spring seating
surface
Nov. 1995
Dec. 1998
Cylinder Head and Valves

4. VALVE GUIDES

(1) Measure the clearance between the valve guide and valve
stem. If the clearance exceeds the specified limit, replace
either or both components.
Intake SOHC 12-VALVE
SOHC 16-VALVE
DOHC
Exhaust SOHC 12-VALVE
SOHC 16-VALVE
DOHC

5. VALVE SEATS

(1) Assemble the valve, then measure the valve stem
projection between the end of the valve stem and the
spring seating surface. If the measurement exceeds the
specified limit, replace the valve seat.
SOHC Intake
12-VALVE
Exhaust
SOHC Intake
16-VALVE
Exhaust
DOHC Intake
Exhaust
PWEE9520
PWEE9520-A
Standard mm Limit mm
0.020 - 0.050 0.10
0.020 - 0.047 0.10
0.020 - 0.047 0.10
0.050 - 0.085 0.15
0.030 - 0.062 0.15
0.030 - 0.057 0.15
Standard mm Limit mm
43.70 44.20
43.30 43.80
53.21 53.71
54.10 54.60
48.80 49.30
48.70 49.20
Revised