1986 Yamaha IT200S Owner's Manual and Service

Reference for the Yamaha IT200S (1986). This manual covers engine maintenance, chassis repairs, and electrical systems. Document P/N LIT-11626-05-15.

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Technical Safety Notice
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This official OEM document is intended for professional technicians and skilled operators. Performing service on mechanical equipment involves inherent risks. By purchasing, you acknowledge that RepairLoader provides original manufacturer data for informational purposes. Always prioritize safety: use correct tools, wear protective gear, and consult a certified professional if you are uncertain of any procedure.

Yamaha Models Covered & Key Technical Specifications

Models: Yamaha IT200S
Build Years: 1986
Technical Data:

  • Engine displacement: 199 cc (inferred from model name)
  • Cylinder bore: 66.00 mm (standard), 66.10 mm (wear limit)
  • Ignition timing: 2.25–2.60 mm (B.T.D.C)
  • Spark plug gap: 0.5–0.6 mm (0.020–0.024 in)
  • Fuel tank capacity: 11 liters (2.91 US gal)
  • Transmission oil capacity: 0.7 liters (oil change), 0.75 liters (overhaul)
  • Front fork oil quantity: 560 cm³
  • Drive chain slack: 30–35 mm (1.2–1.4 in)
  • Main jet: #330
  • Pilot jet: #70
  • Source coil resistance: 420 ohms +/- 10% at 20°C (68°F)
Technical Specifications
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Document Number / Seller:
26514 / Joseph Diaz
File Size:
16.45 MB
File Type:
ZIP
Language:
English
Printable:
Yes
Category:
Motorbike
Last updated / verified
Aug 5, 2025

Yamaha Manual Features & Content Preview

1986 Yamaha IT200S Ownership and Service Documentation

  • Covers the 1986 Yamaha IT200S competition off-road motorcycle, detailing maintenance, engine repair, and chassis adjustments for the IT200S series
  • Official Yamaha publication P/N LIT-11626-05-15, first edition October 1985
  • Contains 56 detailed exploded-view diagrams and 35 specification tables for chassis, engine, and electrical components
  • Delivered as a direct download the moment payment clears
  • Full-text search finds any part number in seconds
  • Laid out for standard letter and A4 printing
  • This 1986 edition remains the primary reference for the IT200S, including essential competition-prep tuning data and Monocross suspension specifications

Technical Scope and Service Data

This manual provides detailed information for the 1986 Yamaha IT200S, covering machine identification, regular maintenance intervals, and specialized service procedures. The documentation is organized by major motorcycle systems, including comprehensive chapters for engine repair, chassis maintenance, and electrical system diagnostics. Technical sections detail specific torque values for the cylinder head, clutch, crankcase, and wheel axles, while providing clear tolerances for piston ring end gaps, cylinder bore wear, and front fork oil levels.

Component Specifications and Maintenance

Specifications cover everything from carburetor jetting (#330 main) to ignition timing parameters (2.25–2.60 mm B.T.D.C). Transmission oil capacity for the 1986 Yamaha IT200S is documented at 0.7 liters for periodic changes. The manual also details electrical system references, such as the source coil resistance of 420 ohms at 20°C. For those needing what an OEM service publication covers, this resource includes exploded diagrams to clarify disassembly and assembly sequences without relying on vague textual instructions.

Note: This document is provided for informational reference only. All maintenance and competition adjustments should be performed or verified by a qualified technician to ensure the 1986 Yamaha IT200S meets safety and performance standards. An official 100-page Yamaha OEM owner and service manual covering the 1986 IT200S, documenting engine, chassis, and electrical specifications for the competitive off-road build.

Manual FAQ, Purchase & Download Details

Which chapters contain exploded diagrams for disassembly and assembly reference? keyboard_arrow_down

Each major system chapter throughout the manual provides exploded diagrams before the corresponding sections to assist with component identification.

Are there specification tables listed that cover tightening torques for engine or chassis components? keyboard_arrow_down

Manual includes various specification tables that reference bolt torque ranges and other critical assembly values. These tables provide a central reference point for technical data associated with machine components.

Is the maintenance interval schedule presented in a way that differentiates between after break-in and periodic racing use? keyboard_arrow_down

Document contains a dedicated Maintenance Intervals table that outlines service categories based on operating conditions. It lists requirements for different stages, such as after break-in or every racing interval. Users can consult these tables for a guide on lubrication and component inspection.

What system areas are covered within the primary chapters of the provided service manual? keyboard_arrow_down

Manual covers major systems including general information, regular maintenance and adjustments, engine maintenance, chassis maintenance, electrical systems, and appendices.

Does the document provide technical references for the electrical system or switchgear components? keyboard_arrow_down

Electrical chapter includes information regarding ignition, lighting switchgear, and other related system components. Wiring and electrical reference categories are indexed to assist in navigating the electrical section of the manual.

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