Mitsubishi S3Q2-T - Page 166

No.2
ENGINE INSPECTION RECORD SHEET
B
Y
Valve guide bore diameter Valve stem diameter Clearance
XX
MinimumMaximum
BAB
Limit
−
−
7.900
[0.3110]
S3Q2,S3Q2-T
Inspection
Item
Unit
Measurement of Clearance between Valve Stem and
Valve Guide, and Valve Stem Diameter
Date
mm [in.]
Remarks
Model
Engine Serial No.
Approved by
Standards
Customer
Valve stem
diameter
Exhaust
Inlet
Measured byExamined by
Maximum Minimum
YXXY
A
Measuring positions
Measured values
No.
Exhaust
Inlet
Exhaust
Inlet
Position
Name
Y
3
2
1
Exhaust
Inlet
A
7.850
[0.3091]
0.130
[0.0051]
0.150
[0.0059]
Nominal
value
Inlet
φ8
[0.31]
φ8
[0.31]
Exhaust
Valve guide
bore diameter
Clearance
between valve
stem and valve
guide
Inlet
Exhaust
−
−
Standard
8.000 to 8.015
[0.3152 to 0.3154]
φ8
[0.31]
φ8
[0.31]
0.060 to 0.095
[0.0024 to 0.0037]
7.920 to 7.940
[0.3118 to 0.3126]
0.045 to 0.075
[0.0018 to 0.0030]
8.000 to 8.015
[0.3152 to 0.3154]
7.940 to 7.955
[0.3126 to 0.3132]
Y
A
B
A
B
Y
X
X