Yamaha DT125R 1989 Manual page 11

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MAINTENANCE SPECIFICATIONS
I
SPEC
I
Pf
I
I]
MAINTENANCE SPECIFICATIONS
ENGINE
Cylinder Head:
Warpage Limit
Cylinder:
Bore Size
Taper Limit
Out of Round Limit
Piston:
Model
@
Piston Size "D"
Measuring Point "a"
7~=f
Piston Off-Set - D -,
Piston-to Cylinder Clearance
<Limit>
Over Size: 1st
2nd
Piston Ring:
Sectional Sketch
End Gap (Installed)
Side Clearance
Top Ring
cJ]a
I• •I
T
2nd Ring
cJ]a
I• •I
T
Top Ring
2nd Ring
Top Ring
2nd Ring
DT200R(W)
0.03 mm (0.0012 in)
*Lines indicate straightedge measurement.
66.00-66.02 mm (2.598-2.599 in)
0.05 mm (0.002 in)
0.01 mm (0.0004 in)
65.94-66.00 mm (2.596-2.598 in)
10 mm (0.4 in)
0
mm
(0
in)
0.055-0.060 mm (0.0022-0.0024 in)
< 0.1 mm (0.004 in)>
66.25 mm (2.61 in)
66.50 mm (2.62 in)
Keystone type
B
=
1.2 mm
(0.047
in)
T=2.8 mm (0.110 in)
Plain type
B
=
1.2 mm (0.047 in)
T=2.4 mm (0.095 in)
0.30-0.45 mm (0.012-0.018 in)
0.30-0.45 mm (0.012-0.018 in)
0.020-0.060 mm (0.0008-0.0024 in)
0.030-0.065 mm (0.0012-0.0026 in)
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