A SERVICE OF

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ENGINE TOP END 5-21
Camshaft, Camshaft Chain
Remove the camshaft chain tensioner (see Camshaft
Chain Tensioner Removal).
Loosen the upper chain guid bolts and camshaft cap bolts
as shown sequence [1 20] in the figure, and remove
them.
Remove:
Upper Chain Guide [A]
Camshaft Caps [B]
Camshafts [C]
Stuff a clan cloth into the chain tunnel to keep any parts
from dropping into the crankcase.
Remove the cam sprocket mounting bolts [A].
Remove the cam sprocket.
CAUTION
The crankshaft may be turned while the camshafts
are removed. Always pull the chain taut while turn-
ing the crankshaft. This avoids kinking the chain
on the lower (crankshaft) sprocket. A kinked chain
could damage both the chain and the sprocket.
Camshaft Installation
Be sure to install the following parts.
Plug Hole Gaskets [A]
Dowel Pins [B]
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