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Description
High-quality OEM replacement needle bearing.
Technical Specifications
- MFG. Part Number 09-522-1
Vehicle Information
Sea-Doo GT Personal Watercraft (1990-1991)
The Sea-Doo GT, available in 1990 and 1991, was a significant personal watercraft, notably being Sea-Doo's first three-seater model introduced in 1990. Both model years were powered by the reliable dual-carb "Yellow" Rotax 587 engine, a two-stroke twin with a displacement of 580cc (or 581cc) producing 55 horsepower at 5,750 RPM. The GT was offered as a distinct model without multiple trims within its line during this period. The 1990 and 1991 models were largely identical, with the 1991 version carrying over from 1990 with minimal changes. A key innovation for the 1990 GT was the introduction of a manual reverse system, a first for Sea-Doo. The GT model maintained consistent specifications throughout these two years before being renamed GTS in 1992 with hull updates. FAQ:
Q: How do I ensure I select the correct parts for my Sea-Doo GT?
A: Please use the year and model selector at the top of the page to confirm compatibility for your specific 1990 or 1991 Sea-Doo GT.
Maintenance
| Component | Interval | Details |
| Initial Break-In Service | 10 to 15 hours | Oil and filter change to remove break-in debris, general inspection for early wear or loose components. |
| Regular Comprehensive Service | Annually or every 50 hours (whichever comes first) | Includes general inspection and necessary adjustments. |
| Engine Oil and Oil Filter (2-stroke injection system) | Initial: After the 10 to 15 hour break-in period. Subsequent: Annually or every 50 hours (whichever comes first) | Refers to oil in the injection system and its filter. Use high-quality marine-grade oil. |
| Spark Plugs | Annually or every 50 hours (whichever comes first) | Inspection or replacement. |
| Coolant (for closed-loop systems) | Every 2 years | Flushing the cooling system is critical, especially after saltwater use. |
| Air Cleaner Element | Annually or every 25 hours (whichever comes first) | Refers to flame arrestor or intake filter; check owner's manual for specifics. |