Positioning:
High-performance snowmobile for its era, targeting enthusiastic riders
Competitors:
Arctic Cat, Ski-Doo, Yamaha snowmobiles of the mid-1980s
Performance Focus:
Emphasis on power delivery, handling, and reliability for trail riding and recreation
Target Audience:
Polaris dealership technicians, independent repair shops, and knowledgeable owners
Manual Type:
Service Repair Manual
Specific Models Covered:
1986 Polaris 600 models (specific chassis variants like TX, Sport, Indy may be covered under this general designation)
Diagnostic Charts:
Includes systematic troubleshooting charts and flow diagrams.
Page Count:
Extensive (Specific count not provided, implies comprehensive)
Format:
Print (Originally published by manufacturer)
Engine:
Complete engine overhaul, tuning, and component diagnostics
Fuel System:
Carburetor adjustment, fuel pump service, fuel lines
Ignition System:
Ignition coil testing, CDI unit diagnostics, spark plug specifications
Drive System:
Clutch inspection and adjustment (primary and secondary), drive belt replacement, chaincase service
Suspension System:
Front and rear suspension adjustments, shock absorber service, ski and track assembly maintenance
Braking System:
Brake caliper service, brake fluid replacement, hydraulic system bleeding
Electrical System:
Wiring diagrams, lighting system troubleshooting, stator and battery service
Cooling System:
Radiator and fan service (if applicable), coolant specifications and replacement
Exhaust System:
Inspection and maintenance of exhaust pipes and silencer
Maintenance:
Scheduled maintenance, lubrication points, component inspection intervals
Troubleshooting:
Diagnostic flowcharts, common problem identification, step-by-step repair guidance
Repair:
Complete disassembly and reassembly procedures for all major components
Engine Rebuild:
Piston and cylinder service, crankshaft and connecting rod inspection, seal replacement
Chassis Maintenance:
Frame inspection, chassis lubrication, and component mounting torque specifications
Bodywork Repair:
Repair and replacement procedures for plastic body panels and seats
Clutch Alignment:
Detailed procedures for ensuring proper clutch alignment for optimal power transfer and belt life.
Depth:
Comprehensive (Designed for dealership technicians and certified repairmen)
Diagnostic Tools:
Guidance on using basic diagnostic tools and understanding engine performance parameters
Wiring Diagrams:
Detailed electrical schematics for troubleshooting the electrical system
Torque Specifications:
Comprehensive torque specifications for all critical fasteners and engine components.
Engine Type:
Liquid-cooled, 2-stroke, twin-cylinder engine
Displacement:
Approximately 593cc (Exact specification may vary slightly by sub-model, but '600' typically denotes this)
Bore X Stroke:
Specific dimensions would be detailed in the manual, typically around 72mm x 73mm for a 600cc class engine of that era.
Compression Ratio:
Likely in the range of 6.5:1 to 7.5:1, designed for low-octane fuel common at the time.
Horsepower:
Estimated 70-80 HP (Typical for the era and engine size)
Torque:
Not explicitly stated, but designed for strong mid-range power
Carburetion:
Twin Mikuni carburetors (Common configuration for this era)
Ignition Type:
CDI (Capacitor Discharge Ignition)
Clutch Maintenance:
Regular inspection and cleaning of clutches recommended every 500 miles or annually
Track Tension:
Check and adjust track tension before each ride or as per manual guidelines
Spark Plugs:
Replace spark plugs based on usage, typically every 2,000-3,000 miles or per manual recommendation
Engine Tune Up:
Recommended periodic tune-ups for carburetor synchronization, ignition timing checks, and filter replacements.
2 Stroke Oil:
High-quality 2-stroke synthetic or semi-synthetic snowmobile oil (Specific API/JASO rating likely specified in manual)
Coolant:
Proprietary Polaris coolant or equivalent ethylene glycol-based antifreeze (Specific mix ratio and type likely detailed)
Chaincase Oil:
Specific gear oil for chaincases (e.g., Polaris brand or SAE 80W-90)
Brake Fluid:
DOT 3 or DOT 4 brake fluid (Manual will specify exact type and specification)
Carburetor Icing:
Common issue in cold, humid conditions; manual likely offers tuning advice.
Drive Belt Wear:
Regular inspection for wear and proper tension is crucial; manual covers belt replacement procedures.
Engine Overheating:
Can occur due to cooling system issues; manual details checks for leaks, coolant levels, and fan operation.
Polarishistory:
Polaris has a long history in snowmobile manufacturing, dating back to the 1950s, known for innovation and performance.
1980S Polaristrend:
The 1980s saw Polaris focus on liquid-cooled engines, improved suspension, and rider comfort, with the '600' model representing a significant performance offering.
Production Era:
Mid-1980s