The Clymer Yamaha 80cc-175cc Piston-Port 1968-1976 Motorcycle Repair Manual is a comprehensive guide for repairing and maintaining Yamaha motorcycles from the years 1968 to 1976. This manual, part of the Haynes Manuals series, includes detailed instructions, illustrations, and information on how to properly service and troubleshoot these specific models. With 168 pages of content, it is a valuable resource for motorcycle enthusiasts looking to keep their Yamaha bikes in top condition.