The 2005 Arctic Cat T660 Touring represents a significant offering in the snowmobile market, built upon Arctic Cat's legacy of innovation and performance. This model is engineered for comfort and capability, making it ideal for extended touring expeditions and providing a reliable ride for two. Its design emphasizes a balance of power and rider comfort, reflecting Arctic Cat's commitment to quality and durability in the powersports industry. This comprehensive service manual provides essential information for the maintenance, repair, and troubleshooting of your 2005 Arctic Cat T660 Touring snowmobile. It covers a wide range of systems, including the engine, fuel, ignition, cooling, drive, suspension, braking, and electrical systems, along with detailed procedures for routine maintenance and component repair. The manual is designed to assist both novice owners and professional technicians in ensuring the optimal performance and longevity of the vehicle.