Piston Installation - Polaris 850 PRO-RMK 155 2020 Manual

ENGINE ASSEMBLY - TOP END

PISTON INSTALLATION

1. Warm the piston to 100 - 130 °F (38 - 54 °C) for
assembly to connecting rod.
2. Install the piston onto the connecting rod.
q
3. Install the piston pin into piston.
w
4. Install the piston circlips
5. Install the cylinder. See Cylinder Installation page
3.98.
9850060 R02 - 2020-2021 850 AXYS™ Long Track Snowmobile Service Manual
© Copyright Polaris Inc.
in the correct orientation.
ENGINE / COOLING / EXHAUST
6. Install the cylinder head. See Cylinder Head
Installation page 3.99.
3
3.97