1971-1973 Arctic Cat Snowmobiles Factory Service Manual, Page 34Get this manual

ENGINE SERVICING (TVVIN CYLINDER) 9On electric start models, perform the following:

Engine DisassemblyA)

Disconnect the negative-battery cable (black) from the negative-battery terminalDisconnect the regulator rectifier

• ATV
• Jet Ski
• Outboard Motors
• Personal Watercraft
• Snowmobiles
• Stern Drives