Yamaha YZF-R1P Service Manual page 249

CAMSHAFT
3. Measure:
• camshaft runout
Out of specification → Replace.
Camshaft runout limit
0.03 mm (0.0012 in)
4. Measure:
• camshaft-journal-to-camshaft-cap
ance
Out of specification → Measure the cam-
shaft journal diameter.
Camshaft-journal-to-camshaft-
cap clearance
0.028 ~ 0.062 mm
(0.0011 ~ 0.0024 in)
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a. Install the camshaft into the cylinder head
(without the dowel pins and camshaft caps).
b. Position a strip of Plastigauge
camshaft journal as shown.
c. Install the dowel pins and camshaft caps.
NOTE:
_
• Tighten the camshaft cap bolts in stages and
in a crisscross pattern, working from the
inner caps out.
• Do not turn the camshaft when measuring
the camshaft journal-to-camshaft cap clear-
ance with the Plastigauge
Camshaft cap bolt
10 Nm (1.0 m · kg, 7.2 ft · lb)
d. Remove the camshaft caps and then mea-
sure the width of the Plastigauge
L LLL L LLL L L LLL L
5 - 13
ENG
clear-
M MMM M M MMM M M MMM M MMM
®
1 onto the
®
.
®
1.
L LLL L L LLL L L LLL L LLL