I pump out the gas, put stabilizer in the little bit off gas still in the tank, put storage spray in the carbs while its running and then take the plugs out and spray storage spray down the cylinder and last put a cover on and lift the track up with a stand.
If you never crash, your don't go fast enough.
Current Sleds:
1981 Yamaha Enticer 250
1984 Yamaha Phazer
1988 Yamaha Bravo