2009-2010 Ski-Doo REV-XP/XR 2 Stroke and REV-XR 1200 4-TEC Service Manual, Page 132Get this manual
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Section 02 ENGINE Subsect ion 11 (RAVE (593 E-TEC))
3D RAVE Valve Assembly
Position parts as per illustrations
3D RAVE Valve Inspection
Check valves no6 for breakage Check valv