Segment:
Trail/Touring Snowmobile
Target Audience:
Owners seeking to perform DIY maintenance and repairs on their 2007 Polaris 340 TOURING snowmobile.
Competitors:
Ski-Doo MXZ, Yamaha Phazer, Arctic Cat M-series (in terms of general snowmobile market).
Manual Advantage:
Provides detailed, step-by-step instructions and diagrams, enabling users to maintain and repair their snowmobile effectively.
Engine Overhaul:
Complete engine disassembly, inspection, repair, and reassembly procedures for the 340cc engine.
Fuel System:
Carburetor adjustment, cleaning, and overhaul; fuel pump service; fuel line inspection and replacement.
Ignition System:
Spark plug specifications, testing, and replacement; ignition coil testing; CDI unit diagnostics.
Clutch System:
Primary and secondary clutch inspection, maintenance (cleaning, lubrication), roller replacement, spring inspection, and recalibration.
Drivetrain And Suspension:
Drive and driven axle inspection; track system maintenance and adjustment; skid frame inspection; front and rear suspension component analysis, lubrication, and replacement.
Braking System:
Brake caliper service, pad replacement, hydraulic line inspection, and bleeding procedures.
Electrical System:
Wiring diagrams, component testing (headlights, taillights, gauges), battery maintenance, and starter solenoid troubleshooting.
Cooling System:
Radiator inspection, coolant type and capacity, fan belt inspection and adjustment (if applicable).
Body And Chassis:
Seat removal, handlebar and control adjustments, plastic body panel removal and reinstallation, and tunnel inspection.
Routine Maintenance:
Oil changes, spark plug replacement, track tension adjustment, lubrication points, and general inspection.
Troubleshooting Guides:
Diagnostic flowcharts and symptom-based troubleshooting for common issues like starting problems, poor performance, and unusual noises.
Repair Procedures:
Step-by-step instructions for component removal, repair, and installation across all major systems.
Diagnostic Techniques:
Methods for identifying the root cause of mechanical and electrical failures.
Specification Charts:
Detailed torque specifications, clearances, and measurement data for all serviceable components.
Depth:
Comprehensive rebuild and overhaul procedures for engine, transmission, and suspension components.
Diagnostic Level:
Advanced electrical system diagnostics and troubleshooting, including schematic interpretation.
Component Analysis:
Detailed inspection criteria and wear limits for critical parts.
Engine Type:
2-Stroke, Fan-Cooled Twin Cylinder
Bore X Stroke:
62.4 mm x 55.4 mm (Typical for this engine family)
Carburetion:
Dual Mikuni VM34 or similar
Horsepower:
Approximately 30-40 HP (Estimate, actual may vary slightly based on tuning and conditions)
Cooling Method:
Fan-Cooled
Fuel Type:
Unleaded Gasoline
Oil Mixture:
Pre-mix or Autolube System (Manual will specify)
Transmission Type:
CVT (Continuously Variable Transmission) with Arctic Cat/Polaris Drive and Driven Clutches
Drive Clutch:
P85 or similar Polaris model
Driven Clutch:
P2 or similar Polaris model
Gear Reduction:
Chaincase with forward, neutral, and reverse (typical for touring models)
Drive Belt Spec:
Specific belt number will be detailed in the manual (e.g., 3211047)
Gauge Cluster:
Basic analog gauges (speedometer, tachometer), indicator lights (oil, engine temp).
Throttle System:
Mechanical thumb throttle.
Lighting:
Halogen headlight, LED taillight/brake light.
Spark Plug Replacement:
Recommended every 100-200 hours or annually, specific plug type detailed in manual.
Clutch Maintenance:
Inspection and cleaning of clutches every 50-100 hours; belt inspection at similar intervals.
Track Tension Adjustment:
Check and adjust track tension as needed, typically before each riding season.
Lubrication:
Periodic lubrication of suspension pivots, steering components, and throttle cables as specified in the manual.
Coolant Type:
Specific antifreeze/coolant mixture for fan-cooled engines, detailed in manual.
Brake Fluid:
DOT 3 or DOT 4 brake fluid (Manual to specify exact type and procedure for bleeding).
Clutch Wear:
Common issue across many CVT systems, requiring regular inspection of belt, rollers, and ramps.
Engine Idling Issues:
Often related to carburetor cleanliness, jetting, or air leaks.
Track Slapping:
Can be indicative of improper track tension or worn suspension components.
Manufacturer:
Polaris Inc., an American manufacturer known for its snowmobiles, ATVs, and other powersports vehicles.
Product Line:
The 340 TOURING model typically represents an entry-level to mid-range touring snowmobile, focusing on comfort and utility for longer rides or carrying a passenger.
Production Era:
Polaris has a long history of producing 340cc fan-cooled snowmobiles, often used in their utility and entry-level trail segments throughout the late 1990s and 2000s.
