2006 Ski Doo REV Service Shop Manual, Page 87Get this manual
Section 03 ENGINES Subsection 03 (ENGINE REMOVAL AND INSTALLATION)
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Unscrew engine support nuts no3 then separate support no4 from engine.A33C2GA
INSPECTION
Check if engine support no4 is cracked, bent or otherwise damagedReplace if necessaryCheck rubber mounts no5 on engine supportReplace them if brittle, cracked or otherwise damaged
LEFT SIDE OF VEHICLE 1Engine support bolts
INSTALLATION
To install engine in vehicle, reverse the removal procedureHowever, pay attention to the followingInstall engine support under engine then torque engine support nuts to 35 Nm (26 lbfft)Before installing engine support bolts no1, apply Loctite 243 (blue) (PN 293 800 060) as shown in the following illustration1