fits model: Xlt, 800. year: 1998–2005.

| Brand | YAMAHA |
|---|---|
| Manufacturer Part Number | 66E-11633-00-00 |
| Part Type | RING PISTON |
The Yamaha 66E piston rings are engine components designed specifically for use in Yamaha WaveRunner model GPR XL and XLT 800 personal watercraft from the years 1998 to 2005. These piston rings serve a crucial function in the engine by sealing the combustion chamber and preventing the loss of compression and engine oil.
The 66E piston rings are made of high-quality materials, with the outer ring being crafted from a compression ring material to ensure efficient compression sealing. The inner rings are made of a oil control ring material, designed to minimize oil loss and ensure optimal engine lubrication. The piston rings are engineered to fit precisely into the engine's piston grooves and provide a snug seal to prevent the loss of engine power and improve overall engine performance.
Each piston ring is carefully manufactured to meet Yamaha's stringent quality standards, ensuring a perfect fit and reliable operation. These piston rings are available as a complete set, including both the compression and oil control rings. Installation is straightforward and can be done by following the OEM instructions.
The use of genuine Yamaha 66E piston rings can help extend the life of the engine by maintaining proper compression and oil control, leading to improved performance, increased fuel efficiency, and a longer service life for your GPR XL or XLT 800 personal watercraft. They are a must-have for anyone looking to keep their Yamaha WaveRunner in top condition, ensuring that it runs smoothly and efficiently on the water.
- Pro: New piston rings can reduce compression loss and overall engine wear, enhancing performance.
- Pro: A proper seal ensures efficient transfer of power from the pistons to the crankshaft, improving acceleration and top speed.
2. Extended Engine Life:- Pro: By preventing oil leaks and coolant loss, new piston rings can extend the life of the engine.
- Pro: Regular replacement can help identify and address any minor problems before they lead to significant engine damage.
3. Better Fuel Economy:- Pro: Properly functioning piston rings can reduce friction and improve engine efficiency, leading to better fuel economy in the long run.
4. Reduced Maintenance Costs:- Con: Piston ring replacement is a labor-intensive and costly maintenance procedure.
- Con: When compared to the cost of purchasing a new watercraft or outboard engine, the cost of piston rings might seem insignificant but can add up over time.
5. Impact on Rider Experience:- Neutral: A piston ring replacement is more of an under-the-hood change and will not directly impact the rider's experience, but proper installation can ensure a smoother, more responsive engine.
6. Shopping Considerations:- Pro: by purchasing aftermarket piston rings (like the Yamaha 66E-11633-00-00), you might save money compared to dealership pricing.
- Con: It's crucial to ensure the compatibility and quality of aftermarket parts before making a purchase to avoid unnecessary expenses or potential issues later on.
Recommendation:While piston ring replacement is an essential maintenance task, it's crucial to weigh the costs and potential benefits. If the watercraft engine shows signs of poor performance, excessive oil consumption, or coolant loss, or if you are planning to sell or trade in the PWC, investing in new piston rings can help improve performance and extend the engine's life. When shopping for piston rings, consider purchasing from reputable suppliers and double-checking the compatibility with your specific model to ensure a smooth installation and riding experience.
Came off a fresh water pwc jet ski no major corrosion issues. Item list below: Yamaha oem 66e piston rings w'/ pin bearing and A/C clip, piston cast part number: 66e00 condition: used - good for used no major scoring. Then its not considered new anymore. The item must be purchased by noon central time.
Compatible with following model's below. 800 model's below. Most our used engines are cellophane, or saran wrapped to prevent dust, dirt and other materials from entering the engine after removal machine. So, follow manufacture service manuals for proper installation.
Location pwc other.
