Mitsubishi diesel engines - Valve seat angle and width

Engine Inspection Sheet No.3
S L
Engine model
Customer
Engine number
Date
Item to be
measured
Valve seat angle and width
Unit
mm (in.)
Remarks
Approved by Confirmed by Measured by
Measuring location Standard value
Standard
value
Limit
Valve seat
angle
45°
-
Valve seat
width
1.3 to 1.8
(0.0512 to 0.0709)
2.5
(0.0985)
Measurement
Name
No. Valve
Valve seat angle Valve seat width
Inlet
①
1
Exhaust
②
Inlet
①
2
Exhaust
②
Inlet
①
3
Exhaust
②
Inlet
①
4
Exhaust
②
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Valve seat width