The YAMAHA YSR50 1987 has proven popular over the years. Below are the factory original YAMAHA YSR50 1987 owners and service repair manuals to choose from. In addition, this page has links to the electrical wiring and parts manuals for the YAMAHA YSR50 1987. These are the exact manuals your YAMAHA dealer has and are the best money can buy. If YAMAHA YSR50 1987 is not what you are looking for, click on the navigation links or call our friendly staff for manuals for all atv, motorcycles, & off road vehicles in the United States. Click or call now.