Instant download of the factory repair manual for the 1986 Yamaha Tri-Z two-stroke trike. Covers complete tear down and rebuild, pictures and part diagrams, torque specs, maintenance, troubleshooting, etc. You name it and it's in here. 146 pages. Has clickable chapters and is searchable so you can easily find what you're looking for. PDF has no restrictions on printing or saving/burning to disc. I offer FREE REPLACEMENT of any manual that I sell. If you lose your manual, contact me at with your information and I will get you another one. TAGS 86, ytz250s, 1986 Yamaha Tri-Z service manual, 1986 Yamaha Tri-Z repair manual, 1986 Yamaha YTZ250 service manual, 1986 Yamaha YTZ250 repair manual, 1986 Yamaha YTZ 250 repair manual, 1986 Yamaha YTZ 250 service manual, problem, cam, flush, charging, troubleshoot, schematic, illustration, specs, electronic, speed, rebuild, adjust, transmission, bore, which engine oil, panels, fenders, spring, throttle cable, magneto, main jet, parts, strut, forks, primary reduction gear, kick, install, axle, rotor, tank, radiator, gearshift, side, clutch, piston, length, guide, boots, troubleshooting, rotors, plate, motor, camshaft, oversize, problems, fluid, online, start, trees, carb, crankshaft, fender, ignition, brakes, head, brake, ski, valve clearance, boot, operation, fuel, front, installation, shaft, electric, valves, slow jet, shop, diagram, fuel injection, pgm-fi, tork, rectifier, muffler, data, cables, linkage, pump, flywheel, track, propulsion system, handle, no spark, reference, battery, plastics, information, body, cylinder, connecting rod, seat, rear, tire, overhaul, specifications, fuel pump, gas, instruction, mixture screw, switch, rod, size, schedule, starter, clutch, performance, carboretor, bar, stroke, over, regulator, chart, storage, swinger, idle, torque specs, hydraulic, error code, reverse, instructions, wheel, triple, jet pump, cams, displacement, fix, frame, kickstart, air, tree, trouble, error codes, tires, charge, fix, struts, drive train, stator, compression ratio, drive, intake, plastic, swingarm, coolant, switchs, workshop, guides, bars, conrod, thrust plate, width, psi, four, line, jug, lights, oversized, pilot jet, kicker, suspension, pads, lubrication, coil, weight, hull, cover, viscosity, cooler, carburettor, exhaust, plug, change coolant, diy, crank, fuse, drive shaft, efi, downloadable, carburetor, light, skis, switches, system, bogey, starting, steering