2004 Ski-Doo Elite Factory Service Manual, Page 133Get this manual
Section 04 ENGINE Subsection 07 (LUBRICATION SYSTEM)
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1O-rings
Inspection If O-rings are brittle, cracked or hard, replace themClean both contact surfaces of oil coolerCheck and clean the oil inlet and outlet area for dirt and other contaminationsInstallation For installation, reverse the removal procedurePay attention to the following detailsApply grease on O-ringsTorque oil pump cover screws to 10 Nm (88 lbfin)Apply Loctite 243 (blue) on threads
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TYPICAL 1Crankcase ventilation hose