Market Segment:
Performance-oriented mountain snowmobiles, designed for challenging backcountry terrain.
Key Competitors:
Arctic Cat, Ski-Doo, Polaris in the 600cc and 700cc mountain segments of the late 1990s and early 2000s.
Value Proposition:
Enables users to perform their own repairs, saving significant costs on professional servicing, with detailed step-by-step instructions and visuals.
Manual Type:
Complete Workshop Service Repair Manual
Coverage Areas:
All models, engines, trim, and transmission types within the specified years.
Accessibility:
Printable, Downloadable to multiple devices (PC, Mac, Tablet, Smartphone)
Systems Covered:
Engine mechanical, fuel system, lubrication, cooling, ignition, exhaust, drive train, suspension, steering, brakes, electrical system, chassis, bodywork, and troubleshooting.
Procedures Included:
Routine maintenance, component disassembly and reassembly, diagnostic procedures, repair strategies, adjustments, specifications, and overhaul instructions.
Technical Depth:
Comprehensive (A-Z) covering basic to advanced repair and service.
Diagnostic Charts:
Includes detailed diagnostic flowcharts for common issues, helping to pinpoint problems quickly.
Engine Rebuild:
Complete instructions for engine disassembly, cleaning, inspection, measuring critical clearances, and reassembly with torque specifications.
Wiring Diagrams:
Comprehensive electrical schematics and wiring diagrams for all vehicle systems.
Suspension Tuning:
Guidance on adjusting front and rear suspension components for optimal performance in different riding conditions.
Frame Repair:
Information on frame inspection, repair, and alignment if necessary.
Body Panel Removal Installation:
Detailed procedures for removing and installing body panels, including seats, hoods, and side panels.
Steering System Maintenance:
Information on steering linkage adjustment, component inspection, and potential replacement.
Engine Type 600:
Liquid-cooled, 2-stroke, reed valve, parallel twin cylinder
Displacement 600:
597cc (bore x stroke: 73.0mm x 73.0mm)
Engine Type 700:
Liquid-cooled, 2-stroke, reed valve, parallel twin cylinder
Displacement 700:
698cc (bore x stroke: 77.0mm x 75.0mm)
Carburetion:
Dual Mikuni VM34SS carburetors (for both 600 and 700 models, specific jetting varies by year and altitude).
Compression Ratio:
Typically around 7.0:1 (refer to specific year for exact figures).
Type:
CVT (Continuously Variable Transmission) with Yamaha's 'clutch' system.
Primary Clutch:
Yamaha Drive clutch (external eccentric cam type).
Secondary Clutch:
Yamaha Adaptive type, with adjustable roller cam.
Gearbox:
Chain-driven forward/neutral/reverse gearbox.
Spark Plug Replacement:
Every 3,000 miles or as per manual recommendation. Check gap before installation.
Drive Belt Inspection:
Inspect every 500 miles for wear, cracks, and proper tension. Replace if any damage is noted or if it shows signs of glazing.
2 Stroke Oil:
Yamaha Super 2M, Yamalube 2M, or equivalent API-TC rated 2-stroke oil.
Coolant:
Ethylene glycol based antifreeze with corrosion inhibitors. Mixture ratio typically 50/50 with distilled water.
Gear Oil:
Yamalube SAE 80W-90 GL-4 hypoid gear oil.
Brake Fluid:
DOT 3 or DOT 4 hydraulic brake fluid.
Coolant Capacity:
Approximately 2.5-3.0 liters (refer to specific model year for exact volume).
Carburator Icing:
Common in humid, cold conditions; can be mitigated with proper lean/rich adjustment and airflow management.
Secondary Clutch Wear:
Roller wear or shaft wear can cause performance degradation; requires regular inspection and lubrication.
Exhaust Pipe Cracks:
Vibrations can sometimes lead to minor cracks near the manifold; requires periodic inspection.
Yamaha Legacy:
Yamaha has a long-standing reputation for producing reliable and performance-oriented powersports vehicles, including snowmobiles, motorcycles, and ATVs.
Mountain Max Lineage:
The Mountain Max series was Yamaha's answer to the growing demand for purpose-built mountain sleds, emphasizing lightweight design, powerful engines, and improved suspension for deep snow and climbing.
Development Era:
The late 1990s saw significant advancements in snowmobile technology, with manufacturers focusing on power-to-weight ratios and rider ergonomics, areas where Yamaha actively participated.