2004 Skidoo ZX Series Service Manual, Page 126Get this manual
Section 04 ENGINES (2-STROKE) Subsection 01 (377 AND 552 ENGINE TYPES)
A32CBGA
TYPICAL BALLS COATED WITH SEAM OF GREASE
A32CBEA
Install the MAG side heated bearing
All Engines Bearings are pressed on crankshaft until they rest against radiusThese radius maintain the gap needed for bearings lubricationWhen installing crankshaft, position drive pins no6 as illustrated
A03C1HA