Vehicle Category:
All-Terrain Vehicle (ATV)
Target Audience:
Recreational riders, utility users, farmers, hunters seeking a versatile and capable ATV.
Key Competitors:
Can-Am Outlander, Arctic Cat 700/800 series, Yamaha Grizzly, Suzuki King Quad.
Vehicle Features:
Versatile X2 design (convertible cargo bed), powerful 700cc and 800cc EFI engines, independent suspension, AWD capabilities, comfortable touring ergonomics (on Touring model).
Manual Value Proposition:
Provides DIY enthusiasts and service professionals with the necessary information to maintain, diagnose, and repair these specific 2008 Polaris Sportsman models, saving time and money on professional labor.
Engine:
Detailed engine overhaul, diagnostics, timing, fuel injection systems, cooling systems, lubrication, exhaust.
Transmission:
Automatic transmission (PVT - Polaris Variable Transmission) service, maintenance, belt replacement, clutch adjustments.
Drivetrain:
All-Wheel Drive (AWD) system, front differential, rear differential, driveshafts, CV joints, driveline maintenance.
Electrical:
Wiring diagrams, ignition system, lighting, starter, charging system (stator, regulator/rectifier), battery, EFI control module (ECU), sensors.
Brakes:
Hydraulic brake system, disc brake service (pads, rotors), bleeding procedure, parking brake.
Suspension:
Independent front and rear suspension, shock absorbers, springs, bushings, alignment procedures (if applicable).
Steering:
Steering column, tie rods, steering linkage, power steering system (if equipped), troubleshooting.
Chassis Frame:
Frame inspection, body panel removal and installation, seat removal, cargo box mechanisms (for X2 models).
Fuel System:
Fuel pump, fuel injectors, fuel filter, fuel tank, EFI diagnostics.
Cooling System:
Radiator, cooling fan, thermostat, coolant hoses, coolant specifications and capacity.
Maintenance:
Regular scheduled maintenance, fluid changes (oil, coolant, brake fluid, differential fluid), filter replacements, lubrication points.
Troubleshooting:
Diagnostic procedures for common problems, error code interpretation (OBD-II if applicable to the EFI system), symptom-based troubleshooting guides.
Repair:
Step-by-step disassembly and reassembly instructions for all major components and systems.
Overhaul:
Complete engine and transmission rebuild procedures.
Diagnostics:
EFI system diagnostics, electrical system testing, component testing.
Wiring:
Comprehensive electrical wiring diagrams with component identification.
Depth:
Comprehensive (Covers basic maintenance to full engine and transmission rebuilds, detailed diagnostics).
Illustrations:
Illustrated with clear step-by-step instructions.
Technical Data:
Includes specifications, torque values, clearances, fluid capacities, and diagnostic data.
Engine Type 700:
700cc, Liquid-Cooled, 4-Stroke, SOHC, V-Twin EFI
Engine Type 800:
800cc, Liquid-Cooled, 4-Stroke, SOHC, V-Twin EFI
Bore Stroke 700:
Not specified in product info, but typically around 90mm x 55mm for the 700cc twin.
Bore Stroke 800:
Not specified in product info, but typically around 93.5mm x 57.5mm for the 800cc twin.
Horsepower 700:
Approximately 50-55 HP (typical for this engine size and era).
Horsepower 800:
Approximately 55-60 HP (typical for this engine size and era).
Torque:
Strong low-end torque suitable for hauling and towing, exact figures vary by model but generally in the 45-50 lb-ft range.
Fuel Delivery:
Electronic Fuel Injection (EFI) with throttle body.
Fuel Type:
Unleaded gasoline (minimum 87 octane recommended).
Ignition Type:
CDI (Capacitor Discharge Ignition) with electronic advance, controlled by ECU.
Length:
Varies slightly by model, typically around 81-83 inches.
Width:
Varies slightly by model, typically around 46-48 inches.
Height:
Varies slightly by model, typically around 47-49 inches.
Rear Cargo Capacity X2:
X2 models feature a converting rear cargo bed with a capacity typically around 200-300 lbs when in utility mode.
Dry Weight:
Approximately 640-690 lbs, depending on the specific model and equipment.
Towing Capacity:
1500 lbs.
Ground Clearance:
Approximately 10-12 inches.
Crash Test Ratings:
N/A (ATVs are not typically rated by standard automotive safety organizations like NHTSA or IIHS).
Braking System:
Hydraulic disc brakes front and rear for strong stopping power.
AWD System:
On-Demand AWD provides enhanced traction in slippery conditions.
Roll Cage:
N/A (ATVs do not have integrated roll cages unless aftermarket installed).
Seatbelts:
N/A (ATVs typically use handlebar grips, not seatbelts).
Lighting:
Dual headlights, taillight, and brake light for visibility.
Engine Oil Change:
Typically every 100 hours or annually, whichever comes first. (Refer to manual for exact specification).
Air Filter Cleaning:
Check and clean every 20 hours or more frequently in dusty conditions. Replace as needed.
Spark Plug Replacement:
Approximately every 100-200 hours. (Refer to manual for specific type and gap).
Transmission Belt Inspection:
Inspect for wear and damage every 50-100 hours. Replace if worn or damaged.
Engine Oil Type:
Polaris PS-4 Synthetic 0W-40 or equivalent SAE 0W-40 API SG or higher motorcycle specific oil.
Engine Oil Capacity:
Approximately 2.1 US quarts (2.0 liters) with filter change. (Verify in manual).
Coolant Type:
Ethylene glycol based antifreeze/coolant (e.g., Polaris brand or equivalent) with corrosion inhibitors. Mix 50/50 with distilled water.
Coolant Capacity:
Approximately 4.8 US quarts (4.5 liters). (Verify in manual).
Brake Fluid Type:
DOT 3 or DOT 4 brake fluid.
Gearcase Oil Type:
Polaris HP Synthetic Gearcase Lubricant (or equivalent SAE 75W-90 synthetic gear oil).
Gearcase Oil Capacity:
Front and Rear Differentials: Approximately 8-10 oz each. (Verify in manual).
Typical Problems:
Possible issues include PVT belt wear, starter solenoid failures, fuel pump issues, occasional starter motor problems, and charging system (stator/rectifier) concerns. Regular maintenance is key to longevity.
Polaris History:
Polaris Industries, founded in 1954, is a leading manufacturer of powersports vehicles, known for its innovation in snowmobiles, ATVs, and UTVs.
Sportsman Lineage:
The Sportsman line has been a cornerstone of Polaris's ATV offerings, evolving over years to incorporate more powerful engines, advanced suspension, and rider-focused features like the X2's versatility.
Production Period:
The 700 and 800cc engines were prominent in Polaris ATVs during the mid-to-late 2000s.
