2008 Polaris ATV Outlaw 450/525 Service Manual, Page 29Get this manual
MAINTENANCE CAUTION
The oil screen is mounted slightly downward in the crankcaseIf installed incorrectly, the screen will not function properly and can lead to increased engine wear23Thoroughly clean the engine casing, filter covers and O-ring sealing surfacesReplace the filter cover O-ringsO-ring
19Reinstall the plugTorque to 11 ftlbs(15 Nm)Changing Oil Filters 20Place drain pan under the engine21Remove the (4) oil filter screws and remove the covers