93 ext 580 just bought the thing have spent about four hours cleaning it up runs great when i stat it . after riding this morning i turned it off with the key because there is no kill switch now i am not getting any spark. does anyone have an idea on this ? could the key switch be bad ? any help would be great. My self and family are new to sleds so I ask for any help. only paid 700.00 for sled with a trailer and 2 helmets hope everyone has a good xmas.