Page 234 - 2019 SHOP MANUAL CRF1000/A/D

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CYLINDER HEAD/VALVE/CAMSHAFT
Install the tappet hole protector into the valve lifter bore
(page 10-14). [2] [3]
Install the valve cotters [1] using the special tool as
shown.
TOOLS:
Valve spring compressor [2] 07757-0010000
[1]
• To prevent loss of tension, do not compress the
valve springs more than necessary.
Tap the tool gently to seat the valve cotters firmly using
a hammer.

• Support the cylinder head above the work bench
surface to prevent valve damage.
Install the following:
– Thermostat (page 8-5)
– Cam chain tensioner lifter (page 10-8)
– Spark plugs (page 3-6)

INSTALLATION
Install the cam chain guide [1].
[1]

• Align the cam chain guide end [2] with the groove in
the crankcase.
• Align the cam chain guide tabs with the grooves in
the crankcase.

Align [2]

Install the dowel pins [1] and a new gasket [2].
[2] [1]

[1]

10-18