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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
Arctic Cat Powder Extreme 600 Snowmobile (1997-1998)
The Arctic Cat Powder Extreme 600, produced for the 1997 and 1998 model years, was a high-performance snowmobile designed for deep powder conditions. It featured a robust 594cc liquid-cooled, triple-cylinder engine, derived from the ZRT 600, delivering 118 horsepower. This engine was equipped with triple carburetors, a high-altitude compensator, and triple tuned pipes. Key features included a 136-inch track with 1.6-inch lugs and an AWS-IV double-wishbone front suspension. Throughout its two-year production, the Powder Extreme 600 maintained consistent specifications and was offered as a single model without distinct sub-trims. There were no significant mid-cycle generation or engine changes for this specific model between 1997 and 1998. Q: How can I ensure this product fits my Arctic Cat Powder Extreme 600?
A: Please use our year and model selector at the top of the page to confirm compatibility for your specific snowmobile.
Maintenance
| Component | Interval | Details |
| Coolant | Daily | Check and fill as necessary. |
| Drive Belt | Daily | Check. |
| Spark Plugs | Daily | Inspect. |
| General Inspection | Daily | Checking exhaust system, air silencer, control wires/cables, and tightness of bolts and nuts. |
| Shock Absorbers | Weekly | Inspect. |
| Ski and Ski Runner | Weekly | Check. |
| Ski Alignment | Weekly | Check. |
| Front Suspension | Weekly | Check. |
| Rear Suspension Rail Wear Strip | Weekly | Inspect. |
| Track Adjustment | Weekly | Check. |
| Drive Belt | Monthly | Inspect. |
| Steering Inspection | Monthly | Check the overall condition of steering assembly parts. |
| Fuel Filter | Non-scheduled | Inspect. |
| Coolant Change | Non-scheduled | Coolant replacement. |
| Spark Plugs | Non-scheduled | Replace, gap, or clean as necessary. |
| Drive Belt (Replacement & Break-in) | Non-scheduled | Replace if worn, cracked, or stretched. A new drive belt requires a break-in procedure of 32 km at speeds below 80 km/h. |