2005 Ski-Doo Tundra, Skandic, Expedition Shop Manual, Page 237Get this manual
Section 04 ENGINE (4-TEC) Subsection 05 (CYLINDER AND CYLINDER HEAD)
NOTE: Engage the edge of centrifugal weight into the decompressor shaft groove then put the parts in place2 1
R1004motr176A
1Hole in cover fits to pin of timing gear
R1004motr84A
1Decompressor shaft groove 2Centrifugal weight
Place the torsion spring end under socket screw head
CAUTION: Before and after cover installation, make sure the centrifugal system works properly