1986-2006 Yamaha YZ 80 85 125 250 YZ80 YZ85 YZ125 YZ250 HAYNES SERVICE REPAIR MANUAL Brand new Haynes repair manual. Covers Yamaha YZ80, YZ85, YZ125, YZ250 1986-2006. High quality product covers all systems, maintenance and repairs. Hundreds of photos & wiring diagram showing complete disassembly and reassembly of the bike.