This Yamaha ATV manual is 205 pages.QUICK REFERENCE DATACHAPTER ONE / GENERAL INFORMATIONManual organization / Warnings, cautions and notes / Safety / Serial numbers / Fasteners / Shop supplies / Basic tools / Precision measuring tools / Decimal place values / Electrical system fundamentals / Special tools / Basic service methods / Storage / SpecificationsCHAPTER TWO / TROUBLESHOOTINGOperating requirements / Starting the engine / Engine will not start / Engine is difficult to start / Poor idle speed performance / Poor medium to high speed performance / Starting system / Charging system / Ignition system / Ignition system diagnosis / Fuel system / Engine overheating / Engine / Engine noises / Engine leak down test / Clutch / Transmission / Handling / Frame noise / BrakesCHAPTER THREE / LUBRICATION, MAINTENANCE AND TUNE-UPPre-ride checklist / Periodic lubrication / Engine oil change / Oil strainer screen / Final drive oil change / Control cable lubrication / Air filter / Cam chain adjustment / Valve clearance / Compression test / Spark plug / Spark arrestor / Ignition timing / Idle speed / Throttle lever adjustment / Speed limiter / Clutch / Chassis maintenance / SpecificationsCHAPTER FOUR / ENGINE TOP ENDEngine cooling / Engine removal / Intake manifold / Cylinder head / Cylinder / Rocker arm and camshaft / Valves and valve components / Piston / Piston rings / SpecificationsCHAPTER FIVE / ENGINE LOWER ENDEngine break-in / Engine removal / Engine installation / Oil pump and oil strainer / CDI magneto / Middle driven gear / Crankcase / Driven gear shim selection / Transmission / Crankshaft / SpecificationsCHAPTER SIX / CLUTCH AND DRIVE GEARClutch / Drive gear and starter clutch / SpecificationsCHAPTER SEVEN / TRANSMISSION AND SHIFTERTransmission / Shift shaft and stopper lever / SpecificationsCHAPTER EIGHT / FUEL AND EXHAUST SYSTEMSCarburetor / Carburetor adjustments / Fuel tank / Exhaust / SpecificationsCHAPTER NINE / ELECTRICAL SYSTEMElectrical component replacement / Starting system / Ignition system / Ignition coil test / Pickup coil test / Source coil test / Main switch test / Engine top switch test / Charging system / SpecificationsCHAPTER TEN / FRONT SUSPENSION, WHEELS AND TIRESFront wheel / Front wheel bearings / Front shock absorber and lower arm / Wheel alignment / Handlebar / Steering shaft / Steering knuckle / Tie rod / Tires and wheel / SpecificationsCHAPTER ELEVEN / REAR AXLE, REAR SUSPENSION AND FINAL DRIVERear wheel and wheel hub / Rear shock absorber / Rear swing arm and drive shaft / Final drive/rear hub / Final drive and axle inspection / SpecificationsCHAPTER TWELVE / BRAKESFront brake lever free play / Front brake / Rear brake / SpecificationsCHAPTER THIRTEEN / BODY AND CHASSISFront fender / Front bumper / Rear fender / Swing arm guard / SpecificationsINDEXCOLOR WIRING DIAGRAMSClymer Manuals Yamaha YFM80 Moto-4 ManualClymer Manuals Yamaha YFM80 Badger ManualClymer Manuals Yamaha YFM80 Raptor ManualClymer Manuals Yamaha YFM80 Moto-4 Online ManualClymer Manuals Yamaha YFM80 Badger Online ManualClymer Manuals Yamaha YFM80 Raptor Online ManualYFM 80YFM80 Moto-4 (1985-1988)YFM80 Badger (1992-2001)YFM80 Raptor (2002-2008)