The 2011 Arctic Cat 366 and 366 SE are mid-size all-terrain vehicles designed for recreational use and light-duty work. These ATVs feature a liquid-cooled, 360cc, 4-stroke SOHC engine, automatic CVT transmission with selectable 2WD/4WD, and hydraulic disc brakes. With a towing capacity of 1050 lbs and approximately 11 inches of ground clearance, they are built to handle various terrains. A brand with a rich history in powersports since 1960, typically manufactures its vehicles in Thief River Falls, Minnesota, USA, emphasizing engineering quality and reliability for its diverse customer base. This service and repair manual provides comprehensive information for the 2011 Arctic Cat 366 and 366 SE ATVs. It covers essential maintenance procedures, including oil changes, filter replacements, and spark plug service, alongside detailed repair instructions for all major systems. Topics include engine overhaul, fuel system maintenance, transmission service, steering and suspension adjustments, brake system repairs, and electrical system diagnostics, complete with wiring diagrams. The manual is written in English and offers detail, including troubleshooting guides and technical specifications, making it an invaluable resource for owners and technicians aiming to maintain or repair these vehicles efficiently.