Page 134 - Manual Oficina Polaris RS1 2018 e 2019

ENGINE / COOLING SYSTEM

3. Remove the two bolts retaining the fixed cam chain 8. Using a paperclip or other tool, hold cam chain up to
guide r and remove the assembly from the engine. keep it from falling down into the crankcase.
NOTE
The crankcase has a built-in lower guide to prevent the
chain from falling off the crankshaft.

9. Evenly loosen the four bolts retaining each rear
camshaft carrier a and carefully lift the carriers off
the camshafts.

4. Remove the remaining two bolts that retain the front
camshaft carrier t and carefully lift the carrier off the
camshafts.

10.Mark the intake s and exhaust d camshafts to
ensure proper assembly.
11. Carefully remove camshafts from the cylinder head.

CAMSHAFT SPROCKET INSPECTION
Inspect cam sprocket teeth q for wear or damage.
Replace timing chain and sprockets if worn or damaged.

5. Hold camshafts y with an open-end wrench, and
remove the top bolt u from the camshaft sprockets
i.

6. Rotate the engine using the flywheel and remove the
remaining bolt from each camshaft sprocket.
7. Lift the chain and sprockets off the camshafts to allow
each sprocket to be removed.

3.48 9928689 - 2018 RZR RS1 Service Manual
© Copyright Polaris Industries Inc.