Content Source: 2021 Indy 120 Owner’s Manual (9931272 R01) > Maintenance Chapter

IMPORTANT

The Owner's Manual for this vehicle contains warnings, instructions and other information you must read and fully understand before safely riding or performing maintenance on this vehicle.Always follow the warnings and instructions in Owner's Manual.

Click the CONTENTS link above for the Table Of Contents, or download a full PDF of the Owner Manual in the Owner Support area of Polaris.com

Engine Oil

Oil Recommendations

POLARIS recommends the use of Performance Synthetic 4-Stroke oil (PS-4 or PS-4 Plus) for this engine. PS-4 has been specially formulated for use in POLARIS 4-cycle snowmobile engines. It's a fully synthetic, high performance, multi-viscosity oil designed to provide the ultimate in lubrication performance and protection.
Always check and change the oil at the intervals outlined in the Periodic Maintenance Chart beginning on Periodic Maintenance Chart. Perform the break-in oil change after 20 hours of operation. Always change the oil any time it's contaminated with water, fuel or debris.
NOTICE
Mixing brands or using a non-recommended oil may cause serious engine damage. Always use the recommended oil. Never substitute or mix oil brands.

Oil Level

Maintain the oil level between the upper and lower marks on the dipstick.
  1. Position the vehicle on a level surface.
  2. Stop the engine.
  3. Remove the dipstick and wipe it dry with a clean shop towel.
    Image
  4. Insert the dipstick into the oil fill hole completely, but do not thread it.
  5. Remove the dipstick and view the oil level .
  6. If the oil level is below the lower mark on the dipstick, add the recommended oil to the upper mark .
    Image

Oil Change

  1. Support the rear of the snowmobile slightly off the ground with an appropriate snowmobile support.
  2. Place a drain pan under the drain plug .
Image
TIP
The drain plug is located under the bulkhead and in front of the engine.
  1. Remove the drain plug.
  2. Remove the dipstick and wipe it dry with a clean shop towel.
TIP
The oil will drain faster with the dipstick removed.
  1. Allow the oil to drain completely.
  2. Reinstall the drain plug and sealing washer.
TORQUE
Drain Plug
10 ft-lbs (13.5 N·m)
  1. Using a long funnel, pour recommended oil into the oil fill hole to specified capacity.
FLUID CAPACITY
Engine Oil
20 fl oz (0.6 L)
  1. Insert the dipstick into the oil fill hole completely, but do not thread it.
  2. Remove the dipstick and inspect the oil level.
  3. If oil level is below the lower mark on the dipstick, add additional recommended oil until the upper mark has been met.

© Copyright Polaris Inc. All rights reserved.