The 2006 Arctic Cat T660 Turbo Touring snowmobile represents a significant offering in the touring segment, combining the brand's heritage in powersports with advanced turbocharged technology for enhanced performance and comfort. Designed for two-up riding, this model emphasizes reliability and a smooth riding experience across varied snow conditions. Its robust construction and thoughtful engineering make it a capable machine for extended journeys and recreational exploration, embodying a commitment to quality and rider satisfaction. This comprehensive factory service repair manual provides detailed information essential for the maintenance and repair of your 2006 Arctic Cat T660 Turbo Touring snowmobile. It covers a wide array of systems, including the engine, fuel, electrical, chassis, steering, body, drivetrain, and braking systems, along with the track and rear suspension. The manual offers fundamental maintenance procedures, step-by-step repair guidance, engine fault diagnosis, advanced troubleshooting, component testing, and wiring diagrams. Its professional technician-level detail, complete with illustrations and warnings, empowers owners and mechanics to effectively maintain, repair, and understand this vehicle.