This comprehensive service manual provides detailed instructions and procedures for servicing and repairing a range of Polaris snowmobiles from the 2007 and 2008 model years. The manual covers models like the 600 HO IQ, 600 HO Switchback, 600 HO RMK, 600 HO IQ CFI, 600 HO Switchback CFI, 600 HO IQ LX CFI, 600 HO IQ Touring CFI, 700 HO IQ Dragon, 700 HO RMK Dragon, IQ Shift, 600 RMK 144/600 RMK Shift 155, 600 Dragon IQ, 600 Switchback/600 Dragon Switchback, 600 IQ LX, 600 IQ Touring, 600 RMK 155, 700 IQ/700 Dragon IQ, 700 Switchback/700 Dragon Switchback, 700 RMK 155/700 Dragon RMK 155/163, and 800 Dragon RMK 155/163. The manual includes a comprehensive maintenance schedule to ensure your snowmobile operates at peak performance. Each section of the manual covers a specific aspect of the snowmobile, including the engine, fuel system, electrical system, drive train, track and brake systems, rear suspension, steering and body, and more. It features detailed step-by-step instructions, clear illustrations, diagrams, exploded parts views, pictures, and troubleshooting guides to help you understand and resolve any issue you might encounter. The manual begins with general information and specifications, which cover essential details like snowmobile identification, recommended gasoline and oil types, break-in procedures, genuine parts information, high-altitude operation guidelines, drive chain lubrication, low oil pressure warning light instructions, preparation for storage, preparation after storage, after break-in checkup procedures, engine specifications, cylinder head volume specifications, engine piston travel versus crank angle chart, crankshaft runout specifications, fraction/decimal conversions, MM/IN conversions, torque conversions, tightening torque, assembly schematics, torque specifications, engine torque patterns, power valve (APV) system information, oil consumption specifications, EFI specifications, throttle valve angle specifications, fuel pump specifications, carburetor specifications, electrical specifications, ignition timing specifications, steering/body torque specifications, drive system specifications, drive clutch/driven pulley specifications, drive belt dimensions, drive system components, gear case performance calibrations, drive system torque specifications, rear suspension torque specifications, track warranty guidelines, track specifications, front suspension specifications, rear suspension specifications, and shock absorber specifications. The remaining sections delve into specific aspects of the snowmobile, providing detailed repair procedures for each component. For example, the Engine section covers troubleshooting engine carbureted and EFI models, while the Engine-Related Items section guides you through servicing the water pump, pressure testing the engine, removing and installing spark plugs, checking compression, servicing valves, changing oil and filter, testing oil pressure, understanding oil flow charts, examining the liquid cooling system, servicing the recoil starter, inspecting the air silencer, troubleshooting the turbocharger/intercooler (if applicable), working with the power valve (APV) system, and understanding the exhaust controlled timing (ECT) system. The manual also includes dedicated sections for the fuel system, electrical system, drive train, track and brake systems, rear suspension, and steering and body. Each section provides detailed instructions and troubleshooting tips for specific components and systems within the snowmobile, ensuring you have all the information needed to perform repairs and maintenance effectively.

The Polaris IQ series of snowmobiles, launched in 2007, marked a significant departure from previous models, featuring a revolutionary lightweight chassis design and enhanced performance. The IQ platform provided a foundation for various models tailored to specific riding styles, including the 600 HO IQ, 600 HO Switchback, and 600 HO RMK (mountain-specific). These models were further differentiated by the introduction of the CFI (Clean Fire Injection) technology, which offered improved fuel efficiency and reduced emissions. In addition, the 700 HO IQ Dragon, specifically built for deep snow riding, joined the lineup, along with the 800 Dragon RMK, a powerful mountain machine. The Polaris IQ series appealed to both recreational and professional riders, delivering an agile and responsive ride. The 2007-2008 model years saw the continuation of these popular models alongside new additions like the IQ Shift and the 600 Dragon Switchback. These additions further expanded the IQ platform, offering a wider range of options for riders seeking specific performance and versatility. This service manual, designed for the 2007-2008 Polaris IQ models, provides essential technical information crucial for maintaining and repairing these snowmobiles. From engine components and fuel systems to electrical systems, rear suspension, and steering, it covers all aspects of the snowmobile's mechanics in detail. Whether you're a seasoned mechanic or a dedicated DIY enthusiast, this manual serves as a comprehensive guide to ensure your Polaris IQ is in top shape for any snow-covered adventure.