3-21
3
15. Seat the cam sprocket onto the camshaft making
sure the alignment pin in the camshaft aligns with
the smallest hole in the sprocket; then place the
camshaft/sprocket assembly onto the cylinder
ensuring the following.
CF013A
A. Piston still at top-dead-center.
B. Camshaft lobes directed down (toward the piston).
C. Camshaft alignment marks parallel to the valve
cover mating surface.
D. Recessed side of the sprocket directed toward
the cam lobes.
E. Camshaft alignment pin and sprocket alignment
hole (smallest) are aligned.
16. Place the tab-washer onto the sprocket making
sure it covers the pin in the alignment hole.
ATV1027
17. Install the first cap screw (threads coated with red
Loctite #271) securing the sprocket and
tab-washer to the camshaft. Tighten only until
snug.
CD464
18. Rotate the crankshaft until the second cap screw
securing the sprocket to the camshaft can be
installed; then install the cap screw (threads coated
with red Loctite #271) and tighten to 11 ft-lb.
Bend the tab to secure the cap screw.
CD465
19. Rotate the crankshaft until the first cap screw
(from step 17) can be addressed; then tighten to 11
ft-lb. Bend the tab to secure the cap screw.
CD466
20. Place the C-ring into position in its groove in the
cylinder head.
! CAUTION
If any of the above factors are not as stated, go back
to step 11 and carefully proceed.
! CAUTION
Care must be taken that the tab-washer is installed
correctly to cover the alignment hole on the
sprocket. If the alignment pin falls out, severe
engine damage will result.
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