Honda 954 Service Manual page 276

CYLINDER HEAD/VALVES
Remove the cam chain tensioner holder f r o m the cam
chain tensioner lifter.
Install a new sealing washer and tighten the sealing
bolt.
Recheck the valve timing.
Apply oil t o the new O-ring, and install it onto the cam
pulse generator.
Install the cam pulse generator into the cylinder head.
Install and tighten the mounting bolt securely.
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CAM CHAIN TENSIONER HOLDER
CAM CHAIN TENSIONER LIFTER BOLT