Snowmobile Polaris 2006 - 2007 FS / FST. Manual - part 38
6.43
FS / FST Engine
6
Rev. 1 07/2006
2.
Insert the timing chain into the chain gallery. Wiggle the
chain slightly until it falls down through the cylinder head.
3.
Allow about four to five chain links to protrude from the
cylinder head.
4.
Insert the soft-end of the timing chain hook tool, PN PW-
47108, and jam the chain against the balance shaft sprocket.
Verify the gear timing dots are still in alignment.
5.
Guide the timing chain under the crankcase support,
towards the chain guide, and around the crankshaft. Allow
the chain to fall out through the cylinder head.
6.
Position the camshaft from the MAG-side of the engine.
Rotate the camshaft so the cam lobes are pointed towards
the crankshaft and the alignment line on the cam lobe is
parallel with the camshaft axle clamp edge. (See Photo)
7.
Wrap the timing chain around the sprocket and temporarily
secure with a new master link.
8.
Verify timing dots on the crank train drive gears are in
alignment and the camshaft alignment scribe line is parallel
with the camshaft axle clamp edge.
9.
Remove the installation tools from the crankcase and rotate
the engine on the stand so the cylinder head is pointed up.
10. Install a new master link plate on the timing chain using the
timing chain breaker tool, PN PW-46985. Press the pins
and plates together using the rounded pin and fitting
without a hole.
NOTE: Do not over-press and damage the chain
pins and plates.
CAM LOBE SCRIBE LINE
PARAELLE WITH EDGE