Yamaha YFM660R Raptor 660R ATV (2001-2005) Service Repair Manual Description Clymer ATV repair manuals are written specifically for the do-it-yourself enthusiast. From basic maintenance to troubleshooting to complete overhaul Clymer manuals provide the information you need. The most important tool in your tool box may be your Clymer manual get one today.Every Clymer manual contains hundreds of original photographs and illustrations developed from a complete disassembly and assembly of a motorcycle. This in addition to extensive research allows Clymer to achieve an unmatched level of detail accuracy and clarity.The step-by-step instructions and two-column text with large print are user-friendly. Bold figure numbers make it easy to quickly match instructions with illustrations and photos. Thumb-tabbed chapters numbered table of contents and an extensive index make it possible to locate the desired section quickly. Contents This Yamaha Raptor 660R Manual is 304 pages. QUICK REFERENCE DATA CHAPTER ONE / GENERAL INFORMATION Manual organization / Warnings cautions and notes / Safety / Basic service methods / Serial numbers / Fasteners / Shop supplies / Basic tools / Precision measuring tools / Storage / Specifications CHAPTER TWO / TROUBLESHOOTING Operating requirements / Starting the engine / Engine spark test / Engine performance / Electrical testing / Electrical component replacement / Engine starting system / Engine noise / Machine noise / Engine leak down test / Clutch / Gear shift linkage and transmission / Brakes / Steering and handling CHAPTER THREE / LUBRICATION MAINTENANCE AND TUNE-UP Pre-ride inspection / Engine break-in / Tune-up and maintenance service intervals / Battery / Fuel and lubricants / Periodic lubrication / Engine oil and filter change / Drive chain lubrication and cleaning / Air filter service / Maintenance and inspection / Speed limiter adjustment / Carburetor float bowl draining / Muffler cleaning / Coolant change / Drive chain and sprocket inspection / Drive chain adjustment / Drive chain slider and guard inspection / Throttle cable adjustment / Clutch cable adjustment / Reverse cable adjustment / Parking brake cable adjustment / Choke cable adjustment / Brake adjustment and inspection / Tune-up / Valve clearance / Timing / Carburetor idle speed and mixture adjustment / Compression check / Spark plug / Specifications CHAPTER FOUR / ENGINE TOP END Shop cleanliness / Exhaust system / Cylinder head cover / Camshaft and cam chain tensioner / Cylinder head / Valves / Cylinder / Piston and piston rings / Specifications CHAPTER FIVE / ENGINE LOWER END Shop cleanliness / Engine / Cam chain and rear guide / Crankcase / Seal replacement / Crankcase bearing replacement / Engine balancer / Oil strainer / Crankshaft / Specifications CHAPTER SIX / CLUTCH GEARSHIFT LINKAGE AND LUBRICATION SYSTEM Right crankcase cover / Clutch / Oil pump / Balancer shaft driven gear / Primary drive gears / Speed sensor / Shift lever / External gearshift linkage / Clutch cable replacement / Specifications CHAPTER SEVEN / TRANSMISSION AND INTERNAL SHIFT MECHANISM Transmission operation / Service notes / Early and late transmission differences / Input shaft / Output shaft / Transmission inspection / Reverse shaft and lockout assemblies / Shift drum and forks / Specifications CHAPTER EIGHT / FUEL SYSTEM Carburetors / Carburetor cleaning and inspection / Float adjustment / Carburetor synchronization / Carburetor systems / Fuel valve / Throttle cable replacement / Specifications CHAPTER NINE / ELECTRICAL SYSTEM Resistance testing guidelines / Continuity testing gui...