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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 600 Snowmobile (2001-2003)
The Polaris Indy Pro X 600, produced from 2001 to 2003, was a high-performance snowmobile known for its aggressive handling. Built on the acclaimed EDGE chassis, it featured a liquid-cooled twin engine, typically referred to as a 600cc, with a precise displacement of 593cc for 2002-2003 models and 600cc for 2001. This model was a distinct offering within the broader Polaris Indy lineup, targeting riders seeking a powerful and agile machine. The most significant generational change for the Indy Pro X 600 within this timeframe was the introduction of the revolutionary EDGE chassis in 2001. This major update brought improved handling, reduced weight, and enhanced suspension. Beyond this initial chassis overhaul, the engine and platform remained largely consistent through 2003, with no major mid-cycle engine revisions or significant generational changes noted specifically for the Pro X 600. Q: How do I ensure I select the correct parts for my Polaris Indy Pro X 600?
R: To guarantee compatibility, please use the year and model selector at the top of this page. This will filter products specifically designed for your snowmobile's exact configuration.
Maintenance
| Component | Interval | Details |
| Coolant | 60 months or 5 years | Inspect coolant strength seasonally, pressure test system yearly. |
| Drive Belt | 600 hours or 10 000 km | Inspect and replace as needed. |
| Engine Oil and Filter | Change as part of routine maintenance. Consult owner's manual for specific intervals. | |
| Spark Plugs | Inspect and replace as needed. Check for good condition and tightness during pre-season maintenance. | |
| Air Filter | Inspect and clean as needed. |