1987-1990 Yamaha Exciter 570 Snowmobile Service Manual

Yamaha Exciter service documentation with detailed diagrams and specifications. Covers maintenance, repair, and overhaul procedures for the 1987-1990 models. PN 82M-21741-00-00.

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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 Exciter 570
Sub-models / Variants: Exciter, Exciter L/C, Exciter U/C
Build Years: 1987–1990
Serial Numbers: 82M-000101 and up
Technical Data:

  • Engine displacement: 570 cc
  • Cylinder bore (Standard): 73.00–73.02 mm
  • Cylinder bore (Wear Limit): 73.5 mm
  • Ignition timing: 1.5 mm (0.06 in) B.T.D.C.
  • Idle speed: 1,400–1,600 r/min
  • Spark plug: BR9ES (NGK)
  • Spark plug gap: 0.7–0.8 mm (0.028–0.031 in)
  • Drive V-belt length: 1,099 mm (43.3 in)
  • Engine oil: YAMALUBE 2
  • Coolant: High quality ethylene glycol, 60:40 water mix ratio
Technical Specifications
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Document Number / Seller:
25719 / Joseph Thomas
File Size:
49.22 MB
File Type:
PDF
Language:
English
Pages:
578
Printable:
Yes
Category:
Snowmobile
Last updated / verified
Jan 1, 2006

Yamaha Manual Features & Content Preview

Technical Scope for the 1987–1990 Yamaha Exciter 570 Snowmobile

  • This service reference covers the 1987–1990 Yamaha Exciter 570, including L/C and U/C variants, detailing engine, cooling, and power train maintenance.
  • Original OEM publication 82M, spanning 578 pages of factory technical instructions.
  • Contains 47 exploded-view diagrams, comprehensive ignition timing specifications, and detailed clutch tuning data.
  • Downloads to your account within seconds of checkout.
  • Your order stays downloadable from your account for life.
  • Laid out for standard letter and A4 printing.
  • Full-text search finds any part number in seconds.
  • This 578-page volume provides the official baseline for the 82M-series chassis build and liquid-cooled engine tuning protocols.

Manual Organization and Content

This factory service publication provides technical data for the maintenance of 1987–1990 Yamaha Exciter 570 snowmobile models. Chapters document periodic inspections for engine components, suspension tuning, and power train settings including primary/secondary sheave adjustments. Detailed sections clarify the coolant system maintenance, engine removal, and cylinder overhaul sequences. Engine assembly coverage includes crankshaft inspection and piston-to-cylinder clearance benchmarks.

Specification and Tuning Reference

Technical specifications provided include cooling system pressures, drive chain oil capacities, and torque settings for critical assemblies. Standard cylinder bore values are set at 73.00–73.02 mm, with a maximum wear limit of 73.5 mm. Carburetor data lists the B44-36 Mikuni standard, documenting main jet selections for varying altitudes. Additional data defines brake pad wear limits, spark plug gaps, and secondary sheave offset adjustments. Reference what an OEM service publication covers for additional insight into factory-provided tuning procedures and system maintenance intervals for vintage snowmobile equipment.

An official 578-page Yamaha OEM service manual covering the 1987–1990 Yamaha Exciter 570, documenting engine, chassis, electrical, and carburetor specifications for the 82M-series snowmobile build.

Manual FAQ, Purchase & Download Details

What documentation is provided regarding fluid capacities and lubricant brand name recommendations for the Exciter 570? keyboard_arrow_down

Manual includes lubrication interval charts that list specific lubricant brands and oil types for components such as the engine, drive system, and chassis. These reference tables help identify the correct products for seasonal maintenance schedules.

Is there a section that outlines the connector pinouts and electrical system components for this snowmobile model? keyboard_arrow_down

Manual contains an electrical chapter that lists instruments and testing tools for evaluating the electrical system.

Are the major system chapters for the engine, cooling, and power train included in this service document? keyboard_arrow_down

Document covers the engine, cooling system, and power train in individual chapters. Each chapter provides organized information to support the referenced machine systems.

Which pages contain the periodic maintenance table that summarizes essential check points? keyboard_arrow_down

Periodic maintenance table is located in Chapter 2 and provides a structured overview of check points and maintenance intervals.

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