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5-15
THE ROCKER ARMS AND CAMSHAFT
EAS00205
CHECKING THE CAMSHAFT
1. Check:
8camshaft lobes
Blue discoloration/pitting/scratches J
Replace the camshaft.
2. Measure:
8camshaft lobe dimensions a and b
Out of specification J Replace the cam-
shaft.
Camshaft lobe dimension limit
Intake
aa
aa
a 25.267 ~ 25.367mm (0.995
~0.999in)
<Limit>:25.167mm (0.991in)
bb
bb
b 21.069 ~ 21.169mm (0.829
~0.833in)
<Limit>:20.969mm (0.826in)
Exhaust
aa
aa
a 25.275 ~ 25.375mm (0.995
~0.999in)
<Limit>:25.175mm (0.991in)
bb
bb
b21.069 ~ 21.169mm (0.829 ~
0.833in)
<Limit>:20.969mm (0.826in)
3. Check:
8camshaft oil passage
Obstruction J Blow out with compressed
air.
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