Target Audience:
Do-it-yourselfers and experienced mechanics
Advantage Over Print:
Less expensive, more convenient, accessible on multiple devices
Convenience:
Printable pages, portable to workshop, saved digitally to prevent damage
Cost Savings:
Inexpensive way to maintain vehicle, avoids high mechanic labor costs
Content Detail:
Hundreds of pages, hundreds of photos and illustrations, step-by-step instructions
Engine:
Complete engine overhaul, tuning, diagnostics, disassembly, reassembly
Fuel System:
Carburetor adjustment, fuel pump, fuel lines, fuel tank servicing
Body Suspension:
Body panel repair, suspension components, track system, shocks, skis
Steering:
Steering column, tie rods, handlebar linkage, adjustments
Final Drive:
Sprockets, chain, lubrication, inspection
Transmission:
Drive clutch, driven clutch, belt inspection and replacement, secondary sheave service
Brakes:
Brake system components, adjustments, servicing
Electrical:
Ignition system, lighting, wiring diagrams, troubleshooting, battery
Maintenance:
Scheduled maintenance, fluid changes, lubrication, inspections
Repair:
Step-by-step repair procedures for all covered systems
Troubleshooting:
Diagnostic procedures and common issue resolution
Depth:
Comprehensive: covers complete disassembly and reassembly with hundreds of photos and illustrations
Compatibility:
All Windows and Mac versions, accessible via web browser
Required Software:
Adobe PDF Reader, Winzip (free)
Printability:
Fully printable, allows printing of selected pages or entire manual
Binding:
Digital (PDF format), no physical binding
Paper Type:
N/A (Digital format)
Engine Type:
2-stroke, fan-cooled (typical for era and model)
Displacement:
339.7 cc (approximate, based on '340' designation)
Bore X Stroke:
Specifics not provided, but manual would detail these
Horsepower:
Estimates around 20-25 HP (typical for this class of snowmobile, manual will have exact figures)
Torque:
Specifics not provided, manual will detail torque figures
Carburetor:
Single or dual carburetor setup, likely Mikuni or similar (manual will specify model and jetting)
Fuel Type:
Leaded gasoline, mixed with 2-stroke oil (pre-mix ratio detailed in manual)
Type:
Continuously Variable Transmission (CVT) with Polaris Variable Ratio Drive (PVR)
Optional Transmissions:
N/A (Single transmission type for this model)
Drive Clutch:
Centrifugal clutch for engagement
Driven Clutch:
Torque sensing driven clutch for ratio change
Belt Maintenance:
Belt inspection, replacement, clutch alignment procedures covered
Belt Check:
Regular inspection of drive belt for wear and damage (manual will provide mileage/time intervals)
Clutch Service:
Periodic clutch cleaning and inspection (manual will specify)
Spark Plugs:
Regular spark plug inspection and replacement (manual will specify gap and type)
2 Stroke Oil:
Specific oil type and pre-mix ratio (e.g., SAE 30 or 40 2-stroke oil) detailed in manual
Chaincase Oil:
Specific oil type and viscosity for the final drive chaincase (e.g., SAE 80W-90 gear oil) detailed in manual
Clutch Slippage:
Common issue if belt is worn or clutches are not properly aligned or maintained.
Carburetor Fouling:
Can occur with improper fuel mixture or if the machine sits for extended periods.
Track Tension:
Needs to be checked and adjusted for optimal performance and longevity.
Polaris Legacy:
Polaris Industries has a long history in snowmobile manufacturing, dating back to the mid-1950s, known for innovation and off-road vehicles.
Apollo Series:
The Apollo series was a popular line of Polaris snowmobiles in the late 1970s and early 1980s, offering a balance of performance and comfort.
Manufacturing Era:
Late 1970s to early 1980s snowmobile market.