1990-1998 Arctic Cat Snowmobiles Repair Manual, Page 84Get this manual
CHAPTER THREE
the snowmobiling seasonRefer to Table for the daily schedule, Table for the weekly schedule and Table for the monthly scheduleNOTE Repeat the engine inspection checks every time you overhaul the engine top end or bottom end or remove the engine from the frame for other serviceLikewise, perform the chassis and steering inspection procedures after you have performed major service to these components
should not exceed 15 percentIf oxygenated gasoline is used, install main jet one size larger than standard in the carburetorIt is not necessary to add antifreeze to the fuel if gasoline blended with ethanol is used
Engine Oil Tank