fits make: Sea-doo. year: 1995–2005.

( Brand: Namura Technologies ), ( Manufacturer Part Number: NW-10004-2R ), ( Part Type: Ring Piston )
The Namura NW-10004-2R piston rings are specifically designed for two-stroke outboard motors, including Sea-Doo models from 1995 to 2005 with a 720, 020 engine and an 82.5mm bore size. These piston rings are engineered to deliver superior performance and durability, ensuring optimal engine efficiency and power.
The NW-10004-2R piston rings feature a unique design with a compression ring, oil control ring, and two scraper rings. The compression ring is designed to seal the combustion chamber effectively and maintain the correct compression pressure. The oil control ring helps manage the oil consumption and prevent oil leakage, while the scraper rings clean the cylinder walls during engine operation.
The rings are made from high-quality, heat-resistant materials that can withstand the extreme operating temperatures and pressures of a marine engine. The grooves on the rings are precision machined to ensure a perfect fit in the engine cylinder, reducing the risk of leaks and increasing overall engine performance.
The NW-10004-2R piston rings are easy to install, and they come with detailed installation instructions to help ensure a successful and hassle-free installation process. The rings are also designed to be reusable, making them a cost-effective solution for maintaining your marine engine's optimal performance.
By choosing the Namura NW-10004-2R piston rings, you can enjoy a more responsive and powerful engine, reduced oil consumption, and prolonged engine life, making them an excellent investment for your Sea-Doo outboard motor.
a. Renowned Quality: Namura is a well-established brand in the marine engine industry, known for manufacturing high-quality piston rings that offer excellent sealing performance.
b. Perfect Fit: These piston rings are specifically designed for Sea-Doo models with a 82.5mm bore from 1995 to 2005.
c. Increased Performance: By replacing the worn-out or damaged piston rings with new Namura NW-10004-2R rings, you could improve your engine's performance, as new rings offer better sealing, improved compression, and reduced engine leakage.
d. Enhances Engine Life: Worn piston rings can lead to coolant and oil contamination, and replacing them with new ones can significantly increase the life of your engine.
2. Reasons to be cautious before buying Namura NW-10004-2R Piston Rings:a. Potential Cost: Piston rings can be relatively expensive, and these high-performance Namura rings may be pricier than standard aftermarket or OEM options.
b. Installation Complexity: Installing piston rings is a delicate process that requires the engine to be disassembled, which can be a complex and time-consuming task. It may be recommended to professional or experienced individuals, or to engine shops.
c. OEM recommendations: Depending on the condition of your current piston rings, it might be worth considering whether they still have remaining life. While premium aftermarket options like Namura can offer improvements in performance and lifespan, replacing rings earlier than necessary may not be financially wise.
Conclusion:The decision to buy Namura NW-10004-2R piston rings for your Sea-Doo watersport engine depends on your priorities and individual circumstances. To maximize the benefits, replace worn-out or failing piston rings with high-performance aftermarket options like Namura, but consider the aforementioned reasons before making the investment.
Recommendation: 1. Assess the current condition of your engine's piston rings:a. Inspect the condition of your existing piston rings by removing the cylinder head or looking at the ports in the engine block.
b. Determine the amount of wear and compare the condition to the manufacturer's guidelines for piston ring replacement.
2. Evaluate potential benefits:a. Determine if the performance gains and potential engine longevity improvements justify the cost and complexity of replacing the piston rings with premium Namura rings.
b. Always prioritize safety and reliability over potential performance improvements, especially when considering the complex installation process.
3. Consult a marine engine professional, if necessary:a. Consider seeking advice from a professional marine engine technician to help assess the condition of your engine and determine whether a piston ring replacement is advisable or necessary.
Rings are for .020 over bore size - 82.50mm. Manufactured by Namura.
Sold per piston. Made in Taiwan. Compatible with Sea-Doo model's below: 1995 HX 720. Includes two compression rings you get exactly what is pictured.
If you are replacing rings on more than one piston please change quantity in the listing.