Engine Oil - Polaris OUTLAW 90 Owner's Manual

Maintenance

Engine Oil

Oil Recommendations
Always check and change the engine oil at the intervals outlined in the Periodic Maintenance
Chart beginning on page 98. POLARIS recommends the use of POLARIS PS-4 Extreme
Duty 4-Cycle engine oil for this vehicle. Oil may need to be changed more frequently if
POLARIS oil is not used. Do not use automotive oil. See page 168 for the part numbers of
POLARIS products.
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.
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