Complete coverage of your Yamaha 2-stroke Motocross Bikes (86-06)With a Haynes manual, you can do it yourself - from simple maintenance to basic repairsHaynes writes every book based on a complete teardown of your machineWe learn the best ways to do a job and that makes it quicker, easier and cheaper for youOur books have clear instructions and hundreds of photographs that show each stepWhether you're a beginner or a pro, you can save big with Haynes!Step-by-step proceduresEasy-to-follow photosComplete troubleshooting sectionValuable short cutsColor spark plug diagnosisCovers: Yamaha 2-Stroke Motorcross Bikes covering YZ80, YZ85, YZ125 and YZ250 (86-06)