Market Segment:
Performance-oriented, trail-oriented snowmobile targeting riders seeking a balance of power and handling.
Key Competitors:
Arctic Cat (e.g., ZL series), Ski-Doo (e.g., Summit, Mach Z), Polaris (e.g., RMK, XCR).
Engine Platform:
3-cylinder, 2-stroke, reed-valve inducted engine delivering strong mid-range torque and top-end power.
Suspension Design:
Independent front suspension (IFP) and a sophisticated rear suspension system (e.g., Pro-Action SR) for comfort and control.
Handling Characteristics:
Known for its agile handling and responsive steering, making it popular for trail riding and carving.
Diy Savings:
Enables owners to perform most maintenance and repairs themselves, significantly reducing dealership service costs.
Engine System:
Complete engine diagnostics, overhaul, repair, and specifications for the 700cc engine.
Fuel System:
Carburetor specifications, cleaning, adjustment, fuel pump, fuel lines, and tank maintenance.
Ignition System:
CDI unit, spark plugs, ignition timing, troubleshooting, and component testing.
Cooling System:
Radiator, coolant, fan, water pump, and thermostat operation and maintenance.
Drive System:
Clutch (primary and secondary) inspection, adjustment, and replacement; chaincase lubrication and inspection.
Suspension System:
Front and rear suspension components, shock absorbers, skis, and track maintenance and adjustment.
Braking System:
Hydraulic brake system, caliper, master cylinder, brake pads, fluid replacement, and bleeding procedures.
Electrical System:
Wiring diagrams, battery, starter, lighting, gauge cluster, troubleshooting, and component testing.
Steering System:
Handlebar assembly, steering post, tie rods, and spindle maintenance.
Bodywork And Chassis:
Fairings, seat, plastics, chassis integrity inspection, and frame components.
Routine Maintenance:
Oil changes, spark plug replacement, air filter cleaning/replacement, track tension adjustment, and lubrication points.
Engine Overhaul:
Top-end rebuild (pistons, rings, cylinders), bottom-end procedures (crankshaft, bearings), valve adjustments (if applicable).
Transmission Repair:
Clutch service, gearcase inspection, and lubrication.
Troubleshooting:
Systematic diagnostic procedures for common and uncommon problems, fault code interpretation (if applicable).
Electrical Diagnostics:
Testing circuits, identifying shorts, open circuits, and component failures using wiring diagrams.
Suspension And Steering Adjustment:
Setting ski pressure, shock absorber adjustments, and alignment checks.
Clutch Calibration:
Weight and spring tuning for optimal performance and engagement.
Brake System Service:
Pad replacement, rotor inspection, fluid flush and bleed.
Track And Skid Frame Maintenance:
Inspection, lubrication, and repair of track and suspension components.
Depth Of Coverage:
Comprehensive (covers everything from routine maintenance and adjustments to complete engine and chassis rebuilds).
Diagnostic Capabilities:
Advanced diagnostic procedures, component testing, and troubleshooting trees.
Repair Instructions:
Detailed, step-by-step repair instructions with torque specifications and clearances.
Specifications And Tolerances:
Precise technical data, measurements, clearances, and torque values for all components.
Engine Type:
2-stroke, 3-cylinder, liquid-cooled
Displacement:
698cc (approx.)
Bore X Stroke:
72.0 mm x 56.8 mm (typical for this engine family, confirm in manual)
Compression Ratio:
7.2:1 (typical, check manual for exact spec)
Horsepower Rating:
Approximately 120-135 hp (varies slightly by year and tuning, consult manual for specific output).
Torque Rating:
Not typically specified with horsepower, but known for strong mid-range pull.
Carburetor Type:
Triple Mikuni VM34-94 or similar (confirm exact model in manual).
Fuel Type:
Unleaded gasoline (minimum 91 octane recommended).
Oil Injection:
Yamaha Accu-Lube 2-stroke oil injection system.
Reed Valve Type:
Standard reed valve induction.
Oil Change Interval:
Every 50-100 operating hours or annually, whichever comes first (refer to manual for precise interval).
Spark Plug Replacement:
Typically at 100-150 operating hours or as needed based on inspection.
Clutch Inspection:
Check sheaves and rollers every 50-100 hours. Belt inspection at similar intervals.
Engine Oil:
Yamaha Premium 2-Stroke Synthetic Oil (Accu-Lube) or an equivalent API-TC certified synthetic 2-stroke oil.
Chaincase Lubricant:
Yamaha Heavy Duty Gear Oil (or SAE 80W-90 hypoid gear oil as specified).
Coolant:
Ethylene glycol-based antifreeze with corrosion inhibitors, typically a 50/50 mix with distilled water.
Clutch Wear:
Clutch rollers and buttons can wear prematurely, affecting performance and belt life. Regular inspection and replacement are recommended.
Exhaust Bellows:
Cracked or leaking exhaust bellows can lead to exhaust leaks and reduced power. Check and replace as necessary.
Suspension Bushings:
Wear in suspension bushings can lead to looseness and imprecise handling.