pComplete coverage for your Yamaha YFB and YFM ATVs covering Timberwolf, Bear Tracker, Bruin, and Big Bear for 1987 thru 2009 pp-Routine Maintenancepp-Tune-up procedurespp-Engine, clutch and transmission repairpp-Cooling systempp-Fuel and exhaustpp-Ignition and electrical systemspp-Brakes, wheels and tirespp-Steering, suspension and final drivepp-Frame and bodyworkpp-Color Wiring diagramsppWith a Haynes manual, you can do it yourself...from simple maintenance to basic repairs. Haynes writes every book based on a complete teardown of the ATV. We learn the best ways to do a job and that makes it quicker, easier and cheaper for you. Our books have clear instructions and hundreds of photographs that show each step. Whether you're a beginner or a pro, you can save big with Haynes!pp-Step-by-step procedurespp-Easy-to-follow photospp-Comprehensive routine maintenance and fault diagnosis sectionspp-Detailed wiring diagramspp-Color spark plug diagnosis