11a-9-5, 4g1 engine (e - w) – Mitsubishi Motors 4G1 User Manual

Page 74

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4G1 ENGINE (E - W) -

Cylinder Head and Valves

11A-9-5

PWEE9520

E

Nov. 1995

Mitsubishi Motors Corporation

(3) Measure the valve’s total length. If the measurement is

less than specified, replace the valve.

Standard mm

Limit mm

Intake

SOHC 12-VALVE

100.75

100.25

SOHC 16-VALVE

111.56

111.06

DOHC

106.35

105.85

Exhaust

SOHC 12-VALVE

101.05

100.55

SOHC 16-VALVE

114.71

114.21

DOHC

106.85

106.35

3. VALVE SPRINGS

(1) Measure the valve spring’s free height. If the measurement

is less than specified, replace the spring.

Standard mm

Limit mm

SOHC

Intake

46.1

45.6

12-VALVE

Exhaust

46.8

46.3

SOHC 16-VALVE

50.9

50.4

DOHC

49.1

48.6

(2) Measure the squareness of the spring. If the measurement

exceeds the specified limit, replace the spring.

Standard value: 2

_

or less

Limit: 4

_

PWEE9520-A

E

Dec. 1998

Mitsubishi Motors Corporation

Revised

Squareness

Free height

1EN0264

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