Some have a drainplug, some you take the cover right off. That way you can inspect the chain/gears while it's open, as well as the shaft bearing. Then replace the gasket, put the cover on, and add oil. Don't reuse the cover gasket.
1992 Ski Doo Mach 1 (SC-10/2 suspended) March '07 SF.com Sled of the Month! (Lost in fire 4-7-13)
1992 Ski Doo Mach 1 original
2006 Ski Doo MXZ 500SS
1999 Ski Doo Grand Touring
1998 Ski Doo Grand Touring
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