CRANKCASE AND CRANKSHAFT
4 - 87
EC4N4201
Crankshaft
1. Measure:
Runout limit a
Small end free play limit b
Connecting rod big end side clearance
c
Crank width d
Out of specification → Replace.
Use the dial gauge and a thickness
gauge.
Dial gauge and stand:
YU-3097/90890-01252
Standard
Runout
0.03 mm
limit:
(0.0012 in)
Small end
0.4 ~ 1.0 mm
free play:
(0.016 ~ 0.039 in)
Side
0.15 ~ 0.45 mm
clearance:
(0.0059 ~ 0.0177 in)
Crack
61.95 ~ 62.00 mm
width:
(2.439 ~ 2.441 in)
Oil strainer
1. Inspect:
Oil strainer
Damage → Replace.
Oil delivery pipe
1. Inspect:
Oil delivery pipe
Cracks/damage → Replace.
Oil delivery pipe holes 1
Clogged → Blow out with compressed
air.
ENG
<Limit>
0.05 mm
(0.002 in)
2.0 mm
(0.08 in)
0.50 mm
(0.02 in)
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