This Yamaha Blaster ATV Manual is 424 [...] REFERENCE DATACHAPTER ONE / GENERAL INFORMATIONManual organization / Notes, warnings and cautions / Safety first / Service hints / Torque specifications / Fasteners / Lubricants / Sealant, cements and cleaners / Threadlocking compound / Expendable supplies / Serial numbers / Basic hand tools / Precision measuring tools / Test equipment / Special tools / Mechanic's tips / Ball bearing replacement / Seals /SpecificationsCHAPTER TWO / TROUBLESHOOTINGOperating requirements / Starting the engine / Starting difficulties / Engine performance / Engine noises / Starting system / Charging system / Ignition system / Headlight troubleshooting / Taillight troubleshooting / Electrical troubleshooting / Fuel system / Engine overheating / 2-stroke leak down test / Clutch / Transmission / Kickstarter / Drive train noise / Oil level indicator system troubleshooting / Autolube oil injetion pump / Handling / Frame noise / BrakesCHAPTER THREE / LUBRICATION, MAINTENANCE AND TUNE-UPService maintenance intervals schedule / Tune-up / Engine oil / Transmission oil / Air filter / Spark plug / Carburetor / Exhaust system / Autolube pump and engine oil lines / Crankcase ventilation hose inspection / Engine compression check / Ignition timing / Control cable lubrication / Throttle cable and speed limiter adjustment / Clutch cable adjustment / Brake inspection and adjustment / Drive chain / Tires, wheels and bearings / Steering and front suspension / Rear suspension / Frame / Nuts, bolts and other fasteners / Lighting equipment / Storage / SpecificationsCHAPTER FOUR / ENGINE TOP ENDEngine principles / Engine lubrication / Cleanliness / Exhaust system / Cylinder head / Cylinder / Piston, piston pin and piston rings / Reed valve assembly / SpecificationsCHAPTER FIVE / ENGINE BOTTOM ENDServicing engine in frame / Engine / Drive sprocket / Countershaft seal replacement / Left side main bearing seal / Crankcase and crankshaft / Transmission shifting check / Engine break-in / SpecificationsCHAPTER SIX / CLUTCH, KICKSTARTER AND EXTERNAL SHIFT MECHANISMRight crankcase cover / Clutch service / Clutch push lever / Clutch cable replacement / Kickstarter / Idle gear / External shift mechanism / Primary drive gear and balancer gears / SpecificationsCHAPTER SEVEN / TRANSMISSION AND INTERNAL SHIFT MECHANISMTransmission operation / Transmission troubleshooting / Transmission / Transmission overhaul / Transmission inspection / Internal shift mechanism / SpecificationsCHAPTER EIGHT / FUEL SYSTEMCarburetor / Float adjustment / Carburetor rejetting / Fuel tank / Fuel shutoff valve / Air box / Throttle cable replacement / Throttle lever assembly / SpecificationsCHAPTER NINE / ELECTRICAL SYSTEMComponent testing / Capacitor discharge ignition / Flywheel / CDI unit / Ignition coil / Throttle override system (T.O.R.S.) / Lighting system / Oil level indicator system / Lighting voltage tests / Voltage regulator / Switches / Wiring diagrams / SpecificationsCHAPTER TEN / OIL INJECTION SYSTEMSystem components / Oil pump bleeding / Autolube pump output test / Autolube pump / Oil hoses / Oil level indicator / Oil tank / SpecificationsCHAPTER ELEVEN / FRONT SUSPENSION AND STEERINGFront wheel / Front brake drum/bearing assembly / Front suspension / Shock absorber / Steering knuckle / Control arms / Handlebar / Tie rods / Steering shaft / Tires and wheels / SpecificationsCHAPTER TWELVE / REAR SUSPENSIONRear wheels / Rear wheel hubs / Rear axle / Rear axle housing / Drive chain / Driven sprocket / Tire changing and tire repairs / Shock absorber / Rear swing arm / SpecificationsCHAPTER THIRTEEN / BRAKESFront drum brake / Front brake shoe replacement / Front brake shoes and brake panel / Rear brake caliper / Rear brake disc / Front brake cable replacement / Rear/parking brake cable replacement / Rear brake pedal / SpecificationsCHAPTER FOURTEEN / BODYSeat / Front cover / Fuel tank cover / Front guard /