B2410 • B271 0 • B2910 WSM, 12271
00000F10250
1 ENGINE
Cam Height
1.
Measure the height
of
the cam at its highest point with
an
outside
micrometer.
2.
If
the measurement
is
less than the allowable limit, replace the
camshaft.
Factory spec.
28.80
mm
1.1339 in.
Cam height of intake
Allowable limit
28.75
mm
1.1319 in.
Factory spec.
29.00 mm
1.1417in.
Cam height of exhaust
Allowable limit
28.95 mm
1.1398 in.
00000810201
Oil Clearance of Camshaft Journal
1.
Measure the camshaft journal
0.0.
with
an
outside micrometer
2.
Measure the cylinder block bore
1.0.
for camshaft with a cylinder
gauge, and calculate the oil clearance.
3.
If
the oil clearance exceeds the allowable limit, replace the
camshaft.
Factory spec.
0.050 to
0.091
mm
Oil clearance of
0.00197 to 0.00358 in.
camshaft journal
Allowable limit
0.15
mm
0.0059 in.
Camshaft journal
0.0.
Factory spec.
35.934 to 35.950 mm
1.41473 to 1.41535 in.
Cylinder block bore
1.0.
Factory spec.
36.000 to 36.025 mm
1.41732 to 1.41830 in.
00000F10220
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00000F10190
00000810171
Oil Clearance between Idle Gear Shaft and Idle Gear Bushing
1.
Measure the idle gear shaft
0.0.
with an outside micrometer.
2.
Measure the idle gear bushing
1.0.
with
an
inside micrometer,
and calculate the oil clearance.
3.
If
the oil clearance exceeds the allowable limit, replace the
bushing.
If
it
still exceeds the allowable limit, replace the idle gear shaft.
Factory spec.
0.020 to 0.054
mm
Oil clearance between
0.00079 to 0.00213 in.
idle gear shaft and Idle
0.10 mm
Gear Bushing
Allowable limit
0.0039 in.
Idle gear shaft
0.0
Factory spec.
25.967 to 25.980
mm
1.02232
to
1.02283 in.
Idle gear bushing
1.0
Factory spec.
26.000 to 26.021
mm
1.02362
to
1.02445 in.
00000810151
1-839
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