The 1987 Yamaha TZR250 (chassis code 3MA) represents a significant entry in the lightweight sportbike segment, renowned for its potent liquid-cooled, 2-stroke parallel-twin engine featuring Yamaha's innovative Y.P.V.S. (Yamaha Power Valve System). This model is characterized by its race-inspired Deltabox aluminum frame, advanced suspension for its era, and aggressive styling with dual headlights and aerodynamic fairings. Designed for performance enthusiasts, the TZR250 offered an exceptional power-to-weight ratio, making it a formidable competitor against other 250cc sportbikes of its time. Its engineering emphasizes agility, responsive handling, and the thrilling performance characteristic of high-revving two-stroke engines.

This comprehensive Service and Repair Manual provides detailed guidance for the full service, repair, and maintenance of the 1987 Yamaha TZR250. It covers essential areas including engine disassembly and assembly, fuel system intricacies, ignition system diagnostics, transmission operation, and electrical system troubleshooting. Additionally, the manual offers in-depth procedures for suspension and brake maintenance, frame and bodywork, and wheel and tire servicing. With over 300 pages of detailed information, clear diagrams, and specifications, this English-language manual is an indispensable resource for owners, mechanics, and technicians seeking to maintain the optimal performance and reliability of their TZR250.