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Description
Comet's 8-inch 108 EXP is designed for high horsepower applications up to 150 HP which exceeds the limits of the well-known 7.5 inch Comet 102C. Specifications on the EXP are the same as the familiar 108C. Comet's open faced design has delivered unsurpassed reliability, easy servicing and unlimited tuning capabilities for decades on both stock sleds and on mods. The EXP will handle engagement speeds up to 5000 RPM.
FEATURES
- Wider roller for increased bearing area. Increases durability
- Larger diameter floating cam arm bolt for increased wear resistance
- Uses same tuning parts as 108C
- Built to handle high horsepower engines
- Continual/consistent smooth shifting, after hours of use
- Tried and tested in high horsepower machines
- Weights and springs are not included
Technical Specifications
- MFG. Part Number 217504A
Vehicle Information
Polaris Classic 700 Snowmobile (2004-2006)
The Polaris Classic 700 snowmobile, available between 2004 and 2006, was known for its reliable power. This model was not offered in 2005. In 2004, the Classic 700 was equipped with a 701cc liquid-cooled, 2-cylinder engine from the Liberty family. For 2006, the engine evolved to a 755cc liquid-cooled, 2-stroke, 2-cylinder unit. While other Classic models introduced 4-stroke engines in 2006, the Classic 700 maintained a 2-stroke powertrain with increased displacement. Q: How can I ensure parts fit my Polaris Classic 700?
A: Use our year and trim selector at the top of the page to find parts compatible with your specific model.
Maintenance
| Component | Interval | Details |
| Engine Oil | Before Every Ride (or Daily) | Check oil level. |
| Air Filter | Before Every Ride (or Daily) | Inspect and clean; replace as needed. |
| Coolant | Before Every Ride (or Daily) | Check fluid level. |
| Engine Oil and Filter | Every 50 Hours / 800 km / 6 Months | Change engine oil and filter; inspect for leaks. Initial break-in change is typically at 25 hours / 1 month. |
| Drive Belt | Every 50 Hours / 800 km / 6 Months | Inspect and adjust; replace as needed. |
| Coolant | Every 50 Hours / 800 km / 6 Months | Test coolant strength and inspect for leaks. |
| General Lubrication | Every 50 Hours / 800 km / 6 Months | Lubricate all fittings, pivots, cables, etc. |
| Battery | Every 100 Hours / 1 600 km / 1 Year | Test, clean, and check fluid level. |
| Spark Plugs | Every 100 Hours / 1 600 km / 1 Year | Inspect and replace as needed. |
| Front Gearcase Fluid | Every 100 Hours / 1 600 km / 1 Year | Change fluid. |
| Rear Gearcase Fluid | Every 100 Hours / 1 600 km / 1 Year | Change fluid. |
| Transmission Fluid | Every 100 Hours / 1 600 km / 1 Year | Change fluid. |
| Brake Pads & Fluid | Every 200 Hours / 3 200 km / 2 Years | Inspect pad wear and change brake fluid. |
| Coolant | Every 8 000 km / 5 Years | Flush coolant system. |