2003 Ski-Doo ZX Series Factory Shop Manual, Page 134Get this manual
Section 04 ENGINE Subsection 03 (493, 593, 593 HO, 693, 793 AND 793 HO ENGINE TYPES)
A02C2PA
TYPICAL
A32B0BA
With the other end of the pusher, push circlip into the support groove
A32B0CA
A01C02B
TYPICAL 1Circlip break