Mitsubishi S6R Series Service Manual page 305

No.4(1/2)
Customer
Cylinder head valve sinkage, seat sidth, and valve margin -
Item
measure (1/2)
Measuring location
Measured value
Item
Valve seat
angle
Valve
No.
a
b
1
a
b
a
b
2
a
b
a
b
3
a
b
a
b
4
a
b
Remark
INSPECTION RECORD SHEET
Valve
Seat width
sinkage
Engine Model
Serial No.
Standard
Item to be measured
Valve seat
angle
Valve sinkage
Seat width
Valve margin
Item
Valve seat
angle
Valve
No.
a
b
5
a
b
a
b
6
a
b
a
b
7
a
b
a
b
8
a
b
Date
Unit
Standard
30°
-0.1 to 0.1
[-0.039 to 0.039]
2.18 to 2.42
[0.0862 to 0.0953]
2.8 to 3.2
[0.110 to 0.126]
Valve
Seat width
sinkage
Approved by Checked by Measured by
SR
mm[in.]
Limit
-
1.0
[0.039]
2.8
[0.110]
Reface up to
2.5[0.098]