Positioning:
The Polaris Indy 600 RMK (Riding Mountain King) was a popular model in the late 90s, aimed at the aggressive mountain riding and backcountry enthusiast market. It represented Polaris's commitment to high-performance, long-travel snowmobiles.
Competitors:
Competed with other performance-oriented snowmobiles from brands like Ski-Doo (e.g., Mach Z), Arctic Cat (e.g., Thundercat, ZR series), and Yamaha (e.g., Vmax series) in the late 1990s. The RMK designation signified its prowess in deep snow and mountainous terrain.
Features:
Longer track, enhanced suspension travel, powerful liquid-cooled engine, and lightweight chassis designed for climbing and traversing challenging snow conditions. Known for its agile handling in deep powder.
Engine Systems:
Engine disassembly, assembly, tuning, troubleshooting, cooling system, lubrication system, ignition system, fuel system (carburetion), exhaust system.
Drivetrain Systems:
Clutch (primary and secondary), drive belt, chaincase, gearbox, track system, suspension (front and rear).
Electrical Systems:
Wiring diagrams, lighting, ignition, stator, CDI unit, battery, switches, gauges.
Body Chassis:
Chassis components, tunnel, seat, handlebars, controls, body panels, skis, bumper.
Maintenance:
Regular service checks, lubrication, belt replacement, spark plug maintenance, track adjustment, coolant checks.
Troubleshooting:
Diagnostic charts for common issues, no-start conditions, power loss, erratic running, electrical problems.
Repair:
Step-by-step instructions for component removal, installation, and overhaul of all major systems.
Technical Data:
Torque specifications, clearances, fluid capacities, electrical resistance values, diagnostic procedures.
Depth:
Comprehensive, covering from basic rider maintenance to full engine rebuilds and advanced electrical diagnostics. Suitable for both home mechanics and professional technicians.
Format Details:
Digital PDF, typically searchable text and high-resolution image reproduction for clarity.
Quality:
High quality, designed for clear reproduction of diagrams, schematics, and text. Printable from digital device.
Binding:
N/A (Digital Download)
Paper:
N/A (Digital Download)
Engine Type:
2-Stroke, Liquid-Cooled, Parallel Twin Cylinder
Displacement:
597cc (approximate, actual may vary slightly based on specific sub-model)
Bore X Stroke:
73.0 mm x 72.0 mm (typical for Polaris 600 Liberty twin)
Carburetion:
Dual Mikuni VM34 or similar (specific model dependency)
Horsepower:
Approximately 105-115 HP (factory estimate, dependent on tuning and conditions)
Torque:
Not typically published in HP terms, but designed for strong mid-range pull.
Fuel Type:
Unleaded Gasoline (87 Octane minimum, premium recommended for optimal performance)
Oil Injection:
Variable Ratio Oil Injection System
Overall Length:
Approx. 118-120 inches (variable based on track length and bumpers)
Overall Width:
Approx. 40-42 inches (track width)
Track Length:
133.5 inches (standard for RMK models)
Track Lug Height:
1.75 - 2.0 inches (typical for RMK for deep snow traction)
Dry Weight:
Approx. 470-490 lbs (highly dependent on specific configuration)
Fuel Capacity:
Approx. 10-11 gallons (US)
Crash Ratings:
N/A (Snowmobiles are not subjected to automotive crash testing standards)
Braking System:
Hydraulic disc brake (rear).
Throttle Safety:
Thumb throttle with safety lever, kill switch lanyard.
Lighting:
Headlight, taillight/brake light, reflective materials.
Engine Guard:
Engine heat shields and guards for rider protection.
Dashboard Features:
Speedometer, tachometer, engine temperature gauge, fuel gauge, odometer, trip meter. Basic instrumentation common for the era.
Assistance Systems:
N/A (No electronic driver assistance systems were standard on snowmobiles of this generation).
Connectivity Features:
N/A (No connectivity features were available).
Initial Service:
Check/adjust clutches, check track tension, check chaincase oil, lubricate suspension/steering components at 10-15 hours or 500 miles.
Regular Maintenance:
Spark plug inspection/replacement (every 2,000-3,000 miles or annually), chaincase oil change (every 2,000 miles or annually), drive belt inspection/replacement (as needed, typically 3,000-5,000 miles depending on usage), lubrication of all chassis pivot points and steering components (regularly).
Engine Oil:
2-stroke synthetic snowmobile oil (Polaris Premium 2-Cycle Oil or equivalent)
Chaincase Oil:
Polaris Gearcase Lube or equivalent SAE 80W-90 GL-4 Gear Oil. Capacity: Approx. 250-300ml.
Coolant:
Ethylene Glycol based antifreeze, mixed with distilled water (50/50 ratio for -34°F protection). Capacity: Approx. 2.5-3.0 Liters.
Common Wear Items:
Drive belt failure (due to improper tension, overloading, or wear), clutch sheave wear, suspension bushing wear, exhaust pipe cracks (due to vibration), carburetor jetting sensitivity to altitude and temperature.
Engine Maintenance:
Regular decarbonization of exhaust ports and pistons is recommended for optimal performance and longevity.
Brand History:
Polaris Industries was founded in 1954 and quickly became a dominant force in the snowmobile industry. Known for innovation, performance, and reliability.
Rmk Evolution:
The RMK line has a long history of being Polaris's premier mountain climbing and deep snow platform, continuously evolving with longer tracks, lighter materials, and improved suspension geometry. The 1998 model was a significant step in this lineage, bridging the gap between earlier trail-oriented sleds and modern mountain machines.
Production Era:
Mid-to-late 1990s. The Indy 600 RMK was a staple of the Polaris lineup during this period.
