This is an ORIGINAL International Harvester 86 Series Tractor Service Repair Manual Set (August 1976 printing on the large service manual, 1982 printing on the hydrostatic transmission book, covers ALL years). This manual set has super illustrations as well as having in-depth service, repair, and specification information for these classic IH tractors. The main service book is solid and complete, but it does have some soiling and definite signs of use. The hydro manual is in very nice shape (please see pics). This manual set contains well over 300 pages. Manual set is in GOOD++ to VERY GOOD overall condition.