Model:
Tri-Moto 200 / YTM200
Production Years Covered:
1983, 1984, 1985
Internal Codes Covered:
YTM200K (1983), YTM200L (1984), YTM200N (1985)
Vehicle Type:
Three-Wheeled All-Terrain Vehicle (ATV)
Powertrain Configuration:
Chain Drive
Starter System:
Pull Start (Kickstart)
Market Segment:
Recreational ATVs, early sport ATVs
Key Competitors:
Honda Odyssey FL350R, Kawasaki Bayou 185/220, Suzuki LT125/LT250R
Vehicle Selling Points:
Compact size, agile handling, reliable air-cooled engine, accessible for recreational use.
User Benefit:
Empowers owners to perform repairs and maintenance themselves, saving significant costs associated with dealership service.
Primary Coverage:
Workshop Service and Repair
Additional Coverage:
Maintenance, Rebuild, Refurbishment, Restoration
Manual Type:
Factory Service Manual (FSM)
Engine:
Complete overhaul, rebuild procedures, torque specifications, lubrication, component diagrams
Carburetion:
Carburetor overhaul, adjustment, mixture screw settings, jetting information, fuel system
Chassis:
Frame, suspension (front forks, rear swingarm, struts), wheels, tires, brakes, steering components
Electrical:
Ignition system, charging system (stator, regulator/rectifier), lighting, switches, battery, troubleshooting 'no spark' conditions
Drivetrain:
Chain drive system, primary reduction gear, clutch operation, gearshift mechanism
Bodywork:
Plastics, fenders, seat, handlebars, tank
Maintenance:
Periodic inspections, adjustments, lubrication schedule, fluid changes (coolant, oil), tire pressure checks
Troubleshooting:
Diagnostic procedures for common problems (e.g., starting issues, performance problems, no spark), error code interpretation (if applicable to the era's diagnostics)
Repair:
Complete tear down and rebuild instructions for major components, specific repair techniques
Installation:
Guidance for installing specific parts or components during a rebuild or upgrade
Depth Of Coverage:
Comprehensive, suitable for professional technicians and advanced DIY enthusiasts. Covers everything from routine maintenance to full engine and chassis rebuilds.
Engine Type:
Air-cooled, four-stroke, single-cylinder
Displacement:
196cc (approx.)
Bore X Stroke:
Refer to manual for exact specifications (typically around 66mm x 57mm)
Compression Ratio:
Refer to manual for exact specifications (likely around 8.5:1 to 9.5:1)
Horsepower:
Approx. 15-17 HP (estimated, actual figures may vary by year/tune)
Torque:
Refer to manual for exact specifications
Carburetor Type:
Single Mikuni carburetor (specific model number in manual)
Fuel Type:
Unleaded gasoline
Engine Oil Type:
Yamaha recommends specific motorcycle oil, refer to manual for viscosity (e.g., 10W-30 or 20W-40) and API classification.
Oil Capacity:
Refer to manual for exact capacity
Ignition System:
CDI (Capacitor Discharge Ignition)
Spark Plug Type:
Refer to manual for specific spark plug model and gap (e.g., NGK BPR5ES or similar)
Overall Length:
Refer to manual for exact dimensions
Overall Width:
Refer to manual for exact dimensions
Overall Height:
Refer to manual for exact dimensions
Dry Weight:
Approx. 300-330 lbs (136-150 kg), refer to manual for exact year-specific weight
Front Tire Size:
Typically 22x8-10 or 23x7-10, refer to manual for exact specifications
Rear Tire Size:
Typically 22x10-8 or 22x11-8, refer to manual for exact specifications
Wheel Bolt Pattern:
Refer to manual for specific hub/bolt pattern
Oil Change Interval:
Refer to manual for recommended intervals, typically every few hundred miles or annually.
Air Filter Cleaning:
Regular inspection and cleaning/replacement recommended based on operating conditions.
Chain Lubrication Adjustment:
Frequent lubrication and tension adjustment are crucial for drivetrain longevity.
Brake Fluid Type:
DOT 3 or DOT 4 (refer to manual for specific type and capacity for bleeding)
Coolant Type:
Not applicable (air-cooled engine)
Common Problems:
Carburetor gumming due to fuel sitage, electrical connector corrosion, wear on pull-start mechanism, chain wear. The manual addresses diagnosis and repair for these.
Valve Clearance:
Specific intake and exhaust valve clearance specifications are provided in the manual.
Idle Speed Setting:
The manual specifies the correct idle RPM and adjustment procedure.
Torque Specs:
Comprehensive torque specifications for critical fasteners (engine, chassis, wheels) are included.
Yamaha Atv History:
Yamaha was a pioneer in the ATV market, with the 'Tri-Moto' line being instrumental in establishing the three-wheel ATV segment.
Trim Levels:
The YTM200 was offered in different iterations during these years, primarily distinguished by minor updates and model codes (K, L, N).
Manufacturing Location:
Japan (likely)
