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Unit: mrn
(in)
ITEM
TAPPET
Stem outside dia.
Guide inside dia.
8
0
Tappet guide clearance
VALVE
SPRING
FREE
LENGTH
~~ ~ ~~~
I
ITEM
VALVE SEAT ANGLE(IN. EX.)
0
Valve cutter angle(a)
0
Valve contact width(b)
a
EH25-2
STD
Limit
7.960
-
7.975
(0.31 34
-
0.31
40)
8.000
-
8.01
5
(0.31
50
-
0.31
56)
0.025
-
0.055
(0.001
0
-
0.0022)
35.5
(1.4)
1
~
Unit: rnm
(in
EH12-2
11
7-2 125-2
STD
limit
a:
90"
b
:
0.7
-
1
.O
(0.028
-
0.039)
2.0
(0.079)
-
69
-