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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
Ski-Doo Safari 470 Snowmobile (1990-1992)
The Ski-Doo Safari 470, produced from 1990 to 1992, was a popular snowmobile known for its reliability and versatility. The "470" designation typically refers to an engine displacement around 462cc or 467cc, with models like the Safari LC (Liquid Cooled) and GLX 470 featuring this engine size. While specific horsepower figures are not consistently available, these 2-stroke engines were generally regarded for their longevity. The Safari line offered various trims during this period, including the Cheyenne R, GLX, L, LE, LX, and Limited Edition, catering to different rider preferences. Throughout its 1990-1992 production, the Ski-Doo Safari series saw several notable updates. For 1991 and 1992, some Ski-Doo engines, potentially impacting certain Safari models, received increased displacement and carburetor size changes, alongside the introduction of a more aerodynamic hood. By 1992, Bombardier also enhanced rider comfort and stability across its lineup, including a new, more comfortable seat, an updated C7 rear suspension, and an increased ski stance from 36 to 40 inches. These mid-cycle improvements aimed to refine the riding experience. FAQ:
Q: How do I ensure this product fits my 1990-1992 Ski-Doo Safari 470?
A: To confirm compatibility, please use the year and model selector at the top of this page.
Maintenance
| Component | Interval | Details |
| Drive Belt | Every 10 operating hours or before each major ride | Inspect the drive belt's overall condition (damage, wear, glazing, narrowing). Replace if necessary. Ensure proper tension and height after reinstallation. |
| Oil Injection Reservoir (2-stroke engine) | Before every ride | Check oil level and top up as needed. Two-stroke engines do not use an oil filter in the same way as 4-stroke engines. |