1986 Yamaha YTMZ00K Tri-Moto 200 Service Manual

1986 Yamaha YTM200K Tri-Moto 200 Service Manual

• Official Yamaha factory reference (P/N LIT-11616-03-83) covering specs for the 21V-series chassis and 196cc 4-stroke engine.
• Includes 12 exploded-view diagrams for the engine, transmission, steering, and electrical systems.
• Fully searchable index to quickly locate technical specs and exact part numbers.
• High-resolution scans optimized for workshop printing. Print the exact page you need and take it straight to the bench.
• Delivered as an instant download immediately after checkout.

Complete Factory Specifications

Rebuilding a vintage three-wheeler takes more than guesswork. You need the original factory baseline. This 130-page reference provides the exact specifications Yamaha used during the 1986 production run. It details the inspection and adjustment parameters for the 5-speed constant mesh transmission, centrifugal automatic clutch, and the SOHC single-cylinder engine. The documentation extends to the chassis as well. You get precise numbers for telescopic fork geometry, brake wear limits, and drive chain tension. Because this file is an instant download, you can pull these tolerances up on your shop tablet immediately. No waiting on the mail.

Critical Torques and Clearances

Precision is non-negotiable when checking engine clearances or tightening fasteners. Always ensure the ATV is stabilized on a proper lift and your torque wrenches are calibrated before starting work. The manual provides the definitive numbers required for safe assembly. It specifies 130 Nm (94 ft-lb) for the rear axle nut and 45 Nm (32 ft-lb) for the drive sprocket bolts. The cylinder head section lists a strict intake valve clearance of 0.05–0.09 mm. You will also find baseline maintenance data, including the 1.8-liter engine oil capacity and the 0.6–0.7 mm spark plug gap. These are the exact figures mechanics need to measure wear limits and maintain the 21V-series correctly.