Dayco XTX Extreme Torque Drive Belt
1004-9613 (MFG #: XTX5057)
$203.99
Sale price
$203.99
Regular price
$203.99
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Dayco XTX Extreme Torque Drive Belt for Ski-Doo Safari 503 Snowmobile
Dayco XTX Extreme Torque Drive Belt for Ski-Doo Safari 503 Snowmobile
$203.99
Sale price
$203.99
Regular price
$203.99
SKU:1004-9613
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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 503 Snowmobile (1988-1994)
The Ski-Doo Safari 503, produced from 1988 to 1994, was a popular snowmobile powered by a robust Rotax 503 fan-cooled twin-cylinder engine. This engine, with a displacement of approximately 497cc, typically delivered between 46 and 50 horsepower, depending on its carburetor configuration. Throughout its production run, the Safari 503 was offered in various trims, including the Safari 503, Safari 503 R, Safari Cheyenne, Safari Rally, and later, the Skandic II 503R and SLT models. These models provided options for different rider needs while retaining the reliable 503cc powerplant. There were no significant mid-cycle generation changes or major overhauls to the core Rotax 503 engine or the Safari platform itself between 1988 and 1994. The line saw continuous annual updates rather than distinct generational shifts. The fundamental design and engine remained consistent, ensuring a reliable experience across these model years. FAQ:
Q: How do I ensure I select the correct part for my Ski-Doo Safari 503?
A: To guarantee a perfect fit, please use the year and edition selector at the top of this page. This will filter parts specifically compatible with your snowmobile.
Maintenance
| Component | Interval | Details |
| 2-Stroke Injection Oil | Before every ride | Check level and refill as needed. Use high-quality TC-W3 or manufacturer-specific oil. |
| Fuel Filter | Annually or as needed | Replace if clogged. |
| Drive Belt | Inspection: Every 50 hours or before/after each ride. Replacement: 2 500 to 5 000 km | Inspect for wear (cracks, fraying). Clean clutch faces annually. |
| Spark Plugs | As needed | Inspect and replace if signs of misfires or power loss. Follow manufacturer's gapping recommendations. |
| Air Filter | Annually or at the start of each season | Inspect, clean, or replace. |
| Coolant | Check: Before every ride. Change: Every 2 years | Check level when cold. Use manufacturer-specified coolant or a 50/50 premix. |
| Chaincase Oil | Check: Pre-season and every 50 hours. Change: Annually or end of season | |
| General Lubrication | Regularly | Lubricate all fittings and critical moving parts (steering, bearings, suspensions). |
| Pre-Season Inspection | Before the start of the season | Thorough check of belts, hoses, fluid leaks. |
| Post-Ride Checks | After each ride | Check all fluid levels. |
These intervals are based on general 2-stroke snowmobile maintenance practices. For exact specifications for your model, please consult the official owner's manual.