2005 Ski-Doo Tundra, Skandic, Expedition Shop Manual, Page 223Get this manual
Section 04 ENGINE (4-TEC) Subsection 04 (LUBRICATION SYSTEM)
Installation
For installation, reverse the removal procedurePay attention to the following detailsCAUTION: The outer rotor no28 and the oil pump shaft with inner rotor no27 are marked on the upper sideWhen installing, make sure that the position of the outer rotor is not reversed1
R1004motr50A
1Oil pump cover surface 2Dial indicator
R1004motr51A
1Marking
NOTE: At installation always replace the oil seal no26 fitted in the oil pump coverPush oil seal in place by using the oil seal pusher (PN 529 035 911)