Comet 108EXP Clutch
03-217504 (MFG #: 217504A)
$584.20
Sale price
$584.20
Regular price
$599.99
Sale
-2%
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Comet 108EXP Clutch for Polaris Indy Pro X 440 Snowmobile
Comet 108EXP Clutch for Polaris Indy Pro X 440 Snowmobile
$584.20
Sale price
$584.20
Regular price
$599.99
Sale
-2%
SKU:03-217504
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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 Indy Pro X 440 Snowmobile (2001-2003)
The Polaris Indy Pro X 440 was a performance-oriented snowmobile offered between 2001 and 2003, primarily known for its racing-inspired design and powerful 440cc engine. Across these model years, the snowmobile was available in both liquid-cooled and fan-cooled engine configurations, which largely defined its trims. All models featured a 438cc engine. The liquid-cooled 'Pro X' versions were the high-performance, race-oriented machines, often built on the EDGE chassis (2001). The fan-cooled 'Pro X Fan' models, introduced in 2002, offered a lighter option with advanced ergonomics. While the core engine displacement remained consistent, minor evolutions included variations in dry weight and carburetor specifications across the years, but no major platform generation breaks. Q: How do I ensure I select the correct parts for my Polaris Indy Pro X 440?
A: Please use the year and edition selector at the top of the page to find parts specifically compatible with your model.
Maintenance
| Component | Interval | Details |
| Engine Oil and Filter | 800 km or 1 month (initial break-in); 800 km or 6 months (regular) | |
| Drive Belt | Inspect and adjust every 800 km or 6 months | Replace as needed. Inspect and clean during initial break-in (25 h). |
| Spark Plugs | Inspect and replace every 3 200 km or 2 years | For 2001 Pro X 440: Champion RN57YCC. Gap for 2002 Pro-X: 0.70 mm. |
| Air Filter | Inspect and clean before every ride | Replace as needed. Inspect and clean often. |
| Coolant | Check level before every ride. Test and inspect every 800 km or 6 months. Flush every 8 000 km or 5 years. | Test strength seasonally and pressure test yearly. |
Maintenance intervals are based on general Polaris guidelines and specific model details. Always consult your official owner's manual for the most accurate schedule.