1990-1998 Arctic Cat Snowmobiles Repair Manual, Page 174Get this manual
CHAPTER FIVE
16If the engine is installed in the frame, perform the following: aConnect the spark plug cables to the spark plugsbOn liquid-cooled engines, attach the coolant hoses to the coolant pump and the outlet housingcOn liquid-cooled engines, refill the cooling system as described in Chapter ThreedIf removed, reinstall the engine hood