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6-14 ENGINE TOP END
Camshaft, Camshaft Chain
Camshaft Removal
•
Remove:
Seat (see Hull/Engine Hood chapter)
Spark Plugs (see Periodic Maintenance chapter)
Cylinder Head Cover (see Cylinder Head Cover Re-
moval)
Air Filter (see Fuel System (DFI) chapter)
•
Position the crankshaft at #1, #4 piston TDC as follows.
○
Using the shaft wrench [A], turn the crankshaft counter-
clockwise [B] and set the crankshaft at #1, 4 piston TDC.
Special Tool - Shaft Wrench: 57001-1551
○
The timing marks [A] must be aligned with the c ylinder
head upper surface [B] as shown.
•
Remove:
Camshaft Chain Tensioner (see Camshaft Chain Ten-
sioner Removal)
Camshaft Cap Bolts [A]
Upper Camshaft Chain Guide [B]
Camshaft Cap [C]
Camshafts
•
Stuff a clean cloth into the chain tunnel to keep any parts
from dropping into the crankcase.
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.