Target Audience:
Ski-Doo owners and mechanics seeking to maintain and repair their 1987 models.
Manual Utility:
Provides essential information for performing repairs, searching for parts, and conducting routine maintenance.
Digital Benefits:
Portable, accessible on mobile devices, immediate availability, no shipping costs.
1987 Market:
In 1987, Ski-Doo competed with major players like Yamaha, Arctic Cat, and Polaris, each offering a diverse range of models and technologies.
Engine:
Repair, Tune-up, Cooling/Heating, Lubrication, Intake and Exhaust
Transmission Drivetrain:
Transmission, Drive Chain & Sprockets
Electrical:
Electrical System, Advanced Troubleshooting
Chassis Suspension:
Steering System
Braking System:
Brake system maintenance, hydraulic fluid, pad/shoe inspection, and adjustment procedures.
Cooling System:
Air cooling systems (fin cleaning, inspection) and potentially liquid cooling system components (radiator, coolant, thermostat) if applicable to specific models.
Fuel System:
Fuel tank, lines, filters, and carburetor cleaning/rebuilding.
Exhaust System:
Exhaust pipe, muffler inspection, and gasket replacement.
Bodywork And Trim:
Hood removal, seat inspection, and general body panel maintenance.
Suspension:
Front and rear suspension component inspection, lubrication, and shock absorber service where applicable.
Handlebars And Controls:
Handlebar assembly, grip replacement, and control lever adjustments.
Track And Suspension:
Detailed procedures for track removal, installation, and tensioning, as well as inspection of suspension arms and idler wheels.
Maintenance:
Routine and Scheduled Maintenance
Repair:
Engine Repair, Component Repair, System Repair
Diagnostics:
Advanced Troubleshooting
Troubleshooting:
Systematic diagnostic procedures for common performance issues, starting problems, and operational faults.
Part Identification:
Information to aid in searching for and identifying necessary replacement parts.
Installation:
Procedures for installing new parts or components, often in conjunction with repair sections.
Depth:
Comprehensive repair and maintenance information
Component Overhaul:
Detailed instructions for overhauling engine components, including pistons, rings, crankshafts, and seals.
Wiring Diagrams:
Inclusion of electrical wiring diagrams for troubleshooting and component identification.
Download Access:
Instant download after payment
Device Compatibility:
Compatible with various electronic devices including PCs, laptops, tablets, and smartphones.
Warranty:
Lifetime Replacement Warranty
Print Capability:
Printable pages for easy reference
Text Search:
Searchable text within the PDF
PDF Quality:
Assumed high-quality digital reproduction, suitable for clear viewing and printing.
Binding:
Not applicable (digital download)
Paper Type:
Not applicable (digital download)
Engine Types Covered:
The manual covers multiple engine configurations across the various models, likely including Rotax 2-stroke engines of varying displacements (e.g., 250cc, 377cc, 503cc).
Performance Details:
Specific horsepower and torque figures will vary by model and engine. The manual will detail these for each relevant engine variant.
Fuel System Coverage:
Carburetor systems, fuel delivery, and related components will be covered.
Cooling System Type:
Primarily air-cooled Rotax engines for this era, with fan-assisted cooling for many models.
Cylinder Configuration:
Typically parallel-twin or single-cylinder configurations for Rotax engines of this era.
Transmission Type:
Likely a continuously variable transmission (CVT) system with primary and secondary clutch assemblies, and a chaincase for final drive.
Clutch Service:
The manual will provide procedures for clutch inspection, service, and replacement.
Drivetrain Coverage:
Drive chain adjustment, lubrication, and sprocket replacement will be detailed.
Safety Features Coverage:
While explicit crash ratings are not applicable to snowmobiles in the same way as cars, the manual will cover safety-related components and procedures, such as brake system maintenance, lighting, and general operating safety.
Technology Level 1987:
Snowmobiles from 1987 featured relatively basic electrical systems, primarily focused on ignition, lighting, and essential gauges. Advanced electronic features or infotainment systems were not present.
Ignition Details:
Information on breaker points or electronic ignition systems, spark plug types and gaps, and coil testing will be covered.
Routine Maintenance:
The manual will detail recommended service intervals for tasks such as chaincase lubrication, track tension adjustment, spark plug replacement, and clutch inspection.
Track Inspection:
Regular inspection of track for damage, wear, and proper alignment.
Lubricant Recommendations:
Specific recommendations for 2-stroke engine oil, chaincase oil (e.g., SAE 80W-90 gear oil), and grease for suspension components will be provided.
Spark Plug Type:
The manual will specify correct spark plug types (e.g., NGK BR9ES or equivalent) and gap settings.
Engine Oil Type:
High-quality synthetic or semi-synthetic 2-stroke snowmobile oil meeting specific API or JASO standards.
Common Wear Items:
The manual likely addresses common wear items for this era, such as carbides, wear rods, drive belts, clutch springs, and ignition components.
Carburetor Issues:
Potential issues with carburetors, such as jetting, needle adjustment, and float bowl sealing.
Belt Wear:
Drive belt inspection for wear, cracks, and proper tensioning.
Recalls Tsbs:
While not explicitly stated, a comprehensive manual may reference or allude to Technical Service Bulletins (TSBs) or recall information relevant to specific repairs.
Tune Up Procedures:
Detailed steps for carburetor adjustment, ignition timing checks, and general engine tune-up will be included.
Brand Overview:
Ski-Doo, a brand of Bombardier Recreational Products (BRP), has a long history of innovation and leadership in the snowmobile industry since its inception in the early 1960s.
1987 Context:
The 1987 model year represented a period of refinement and diversification in Ski-Doo's lineup, with models catering to various riding styles from utility and touring (Alpine, Tundra, Skandic) to performance and sport (Formula MX, Stratos).
Manufacturing Region:
Ski-Doo snowmobiles are primarily manufactured in Canada.