2009-2010 Ski-Doo REV-XP/XR 2 Stroke and REV-XR 1200 4-TEC Service Manual, Page 155Get this manual
Quality of the image is intentionally reduced!
Section 02 ENGINE Subsection 12 (RAVE (797)) CHECK VALVE ORIENTATION
","20070 19-037_
8 Replace valve if any test failed
TYPICAL
1RAVE solenoids
Check Valve