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Model
Valve, valve seat, valve guide:
Valve clearance (cold)
Valve dimensions:
A
Head Diameter
"A" head diameter
"B" face width
"C" seat width
"D" margin thickness
Stem outside diameter
<Limit>
Guide inside diameter
<Limit>
Stem-to-guide clearance
<Limit>
<Stem runout limit>
Valve face material
Valve seat width
<Limit>
MAINTENANCE SPECIFICATIONS
IN
0.09 ~ 0.19 mm (0.004 ~ 0.007 in)
EX
0.19 ~ 0.27 mm (0.007 ~ 0.011 in)
B
Face Width
IN
28.4 ~ 28.6 mm (1.118 ~ 1.126 in)
EX
23.9 ~ 24.1 mm (0.941 ~ 0.949 in)
IN
2.26 mm (0.089 in)
EX
2.26 mm (0.089 in)
IN
0.9 ~ 1.1 mm (0.035 ~ 0.043 in)
EX
0.9 ~ 1.1 mm (0.035 ~ 0.043 in)
IN
0.6 ~ 1.0 mm (0.024 ~ 0.039 in)
EX
0.8 ~ 1.2 mm (0.031 ~ 0.047 in)
IN
4.975 ~ 4.990 mm (0.1959 ~ 0.1965 in)
EX
4.960 ~ 4.975 mm (0.1953 ~ 0.1959 in)
IN
<4.95 mm (0.195 in)>
EX
<4.94 mm (0.194 in)>
IN
5.000 ~ 5.012 mm (0.1969 ~ 0.1973 in)
EX
5.000 ~ 5.012 mm (0.1969 ~ 0.1973 in)
IN
<5.03 mm (0.198 in)>
EX
<5.03 mm (0.198 in)>
IN
0.010 ~ 0.037 mm (0.0004 ~ 0.0015 in)
EX
0.025 ~ 0.052 mm (0.0010 ~ 0.0020 in)
IN
<0.08 mm (0.003 in)>
EX
<0.1 mm (0.004 in)>
<0.01 mm (0.0004 in)>
Stellite
IN
0.9 ~ 1.1 mm (0.0354 ~ 0.0433 in)
EX
0.9 ~ 1.1 mm (0.0354 ~ 0.0433 in)
IN
<1.6 mm (0.06 in)>
EX
<1.6 mm (0.06 in)>
2 - 5
TTR250L(C)
C
Seat Width
SPEC
D
Margin Thickness
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