2009-2010 Ski-Doo REV-XP/XR 2 Stroke and REV-XR 1200 4-TEC Service Manual, Page 57Get this manual
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Section 02 ENGINE Subsection 03 (ENGINE MEASUREM ENT)
4 Reinstall cy linder head cover593 HO E- TEe Engines
1 Remove fuel injectorsRefer to E-TEC DIRECT
FUEL INJECTION section