2003 Ski-Doo REV Series Factory Shop Manual, Page 111Get this manual
Section 04 ENGINE Subsection 02 (593 HO AND 793 ENGINE TYPES)
11, Bellows
Check for cracked, dried or perforated bellows
8, Spring
ENGINE TYPE SPRING PN PRELOAD IN WIRE FREE (LBF) AT COLOR DIALENGTH COMPRESSED mm (in) mm (in) LENGTH OF 14 mm (.551 in) 15.9 (3.56) 10.5 (2.36)
593 HO 420 239 944 Brown 0.9 (.035) 48.5 (1.91) 793 420 239 940 Yellow 0.8 (.031) 48.5 (1.91)
ASSEMBLY
RAVE System
Install RAVE valve with its mention top as illustrated in the removal photoTighten red cap no6 screw to bottomA02C2GA
4,18, Cylinder and Piston