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Description
Bred from a rich history of experienced belt builders, the Dayco XTX belt is specifically engineered to maximize the performance of the most extreme, high horsepower snowmobiles. Beating the competition on the race course is just one of many aspects that sets the XTX belt apart from its competition. Specially formulated high temperature Polymer along with the highest level of engineered reinforcement proves to perform better in belt operating temperature and efficiency than leading competitors. Its innovative break-through design of deeper cogs on top and rounded cogs on the bottom yield the advantages of ultimate flexibility and longer belt life while being a better alternative to the original equipment belt.
Key Features
- Faster and more consistent throttle response at high speeds
- Quicker throttle response at mid-speed acceleration
- Greater secondary acceleration at high RPMs
- Greater secondary acceleration as primary acceleration increases
- Reduction in slippage during the highest levels of torque
- Providing more power to track
- Better performance during deceleration (more responsive engine braking)
- Tested and proven reliability at well over 12,000 RPMs
- Cooler-running temperature than the leading competitors
Technical Specifications
- MFG. Part Number XTX5057
Vehicle Information
Ski-Doo Safari 440 Snowmobile (1990-1991)
The Ski-Doo Safari 440, offered from 1990 to 1991, was a popular and reliable snowmobile designed for recreational riding on groomed trails. This model was characterized by its robust 436cc fan-cooled twin-cylinder Rotax engine, known for delivering smooth power and consistent performance. It was primarily featured in the Safari LX and Safari LXE trims during this two-year production run. Within the 1990-1991 timeframe, there were no significant mid-cycle generation or engine changes specifically for the Safari 440 (436cc) models. The 436cc fan-cooled engine remained consistent across the LX and LXE versions, ensuring a stable platform for riders. While the wider Safari series included other engine displacements and trim levels, the 440 maintained its core specifications. Q: How can I confirm part compatibility for my 1990-1991 Ski-Doo Safari 440?
A: To ensure you select the correct parts, please use the year and edition selector located at the top of this page. This tool will filter all compatible products specifically for your model.
Maintenance
| Component | Interval | Details |
| Oil Filter | Check before every ride | The Ski-Doo Safari 440 uses a 2-stroke engine with an oil injection system, not a traditional oil filter. Check the oil reservoir level. |
| Drive Belt | Inspect every 50 hours or 2 400 to 4 800 km | Inspect belt for wear, damage, or glazing. Clean clutch dust annually. Replace if performance degrades. |
| Spark Plugs | Replace annually or based on usage | Typically replace before the season for moderate use. More frequently with hard or frequent riding. |
| Air Filter | Check and replace as needed | Inspect the air filter and replace if it is too dirty. |
| Coolant | Check before every ride; replace every 2 years | Check level when engine is cold. Use powersports-rated coolant. |