1996 Ski-Doo Shop Manual, Volume 1, Page 234Get this manual
Se ion ELECT RI CAL Sub-Section 03 (SPARK PLUGS)
SPARK PLUG INSTALLATION
Prior to installation make sure that contact surfaces of the cylinder head and spark plug are free of grime1Using wire feeler gauge, set electrode gap according to 10 TECHNICAL DATA2Apply antiseize lubricant (PN 4137010 00) over the spark plug threads to prevent possible seizure3Hand screw spark plug into cylinder head and tighten with torque wrench and proper socketProper socket Improper socket