2004 Skidoo Tundra Skandic Series Service Manual, Page 150Get this manual
Section 04 ENGINE Subsection 04 (593 ENGINE TYPE)
Remove piston from connecting rodInstall locating sleeveThen push needle bearings along with thrust washers and sleeve
11, Bellows
Check for cracked, dried or perforated bellows
8, Spring
Engine type Spring Wire diameter Free length PN mm (in) mm (in) 593 420 239 948 1.0 (.039) 38.0 (1.50) 19.5 (4.38)
Preload in (lbf) at compressed length of 14 mm (.551 in)
A02C2FA
ASSEMBLY
RAVE System
Apply sealing compound Dreibond (PN 420 297 906) in the groove of valve base and in the piston valve groove, then install bellowsInstall RAVE valve with its mention top as illustrated in the following photo