Installing The Camshafts - Yamaha YZF-R1K Service Manual

CAMSHAFTS
EB401701

INSTALLING THE CAMSHAFTS

1. Install:
• timing chain guide (intake side) 1
2. Install:
• intake camshaft sprocket
• exhaust camshaft sprocket
3. Install:
• exhaust camshaft
• intake camshaft
• exhaust camshaft caps
• intake camshaft caps
a. Turn the crankshaft clockwise.
b. When piston #1 is at TDC on the com-
pression stroke, align the TDC a
mark on the pickup coil rotor with the
crankcase mating surface b.
c. Install the timing chain onto both
camshaft sprockets and then install
the camshaft sprockets onto the cam-
shafts.
CAUTION:
ACHTUNG:
Do not turn the crankshaft when install-
ing the camshaft to avoid damage or
improper valve timing.
NOTE:
Make sure that the punch marks c on
the camshafts face up.
d. Install the exhaust and intake cam-
shaft caps.
Camshaft cap bolt
10 Nm (1.0 m • kg, 7.2 ft • lb)
NOTE:
Make sure that the punch marks c on
the camshafts are aligned with the
arrow marks d on the camshaft caps.
Out of alignment → Reinstall.
e. Remove the wire from the timing
chain.
4 - 15
ENG
24 Nm (2.4 m · kg, 17 ft · lb)
24 Nm (2.4 m · kg, 17 ft · lb)
4