NAMURA ORNA-RA416625-GS Piston Rings Bike 46.96MM

( Brand: Namura ), ( Manufacturer Part Number: ORNA-RA416625-GS ), ( Part Type: Ring Piston )

Review NAMURA Ktm Dirt Bike Piston Rings 46.96mm fits SX 1985–2012

Introducing the Namura ORNA-RA416625-GS piston rings for the KTM 85 SX bike model produced between 2003 and 2012. These high-performance piston rings are designed to ensure optimal engine efficiency and durability.

The rings measure 46.96mm in diameter and are specifically engineered for the unique requirements of the KTM 85 SX engine. They are precision-machined from a high-quality material that provides excellent resistance to wear and tear, ensuring a long service life.

The outer ring of these piston rings is designed to seal the combustion chamber effectively, preventing the loss of compression gases and minimizing the leakage of engine oil. The inner ring is responsible for providing a snug fit against the piston to prevent sideways movement, ensuring uniform piston-to-cylinder contact.

The rings are also designed to provide excellent heat resistance. The high temperatures generated during engine operation can cause the piston rings to expand and contract, which can lead to premature failure if the rings are not able to handle the heat. These Namura piston rings are engineered to withstand these temperature fluctuations and maintain their sealing performance.

The rings come in a set, and they are easy to install. The installation process does not require any specialized tools, making it a straightforward process that can be done by the average motorcycle enthusiast.

In summary, these Namura ORNA-RA416625-GS piston rings are a reliable and effective solution for keeping your KTM 85 SX bike engine running smoothly and efficiently. They are specifically designed for the 2003-2012 model of the KTM 85 SX bike, and they provide excellent sealing performance, resistance to wear and tear, and heat resistance. With their easy installation process, you can enjoy the benefits of these high-quality piston rings right away.

Pros and Cons of Buying Namura ORN-RA416625-GS Piston Rings for a 2003-2012 KTM 85SX Bike

The Namura ORN-RA416625-GS piston rings are designed to fit 2003-2012 KTM 85SX bikes with a piston diameter of 46.96mm. In this analysis, we will explore the potential advantages and disadvantages of purchasing these piston rings.

1. High-Quality Material: Namura piston rings are made of high-quality materials such as chrome-nickel-steel alloy, ensuring durability and longevity.

2. Precise Fitment: These piston rings are specifically designed for the 2003-2012 KTM 85SX bike, ensuring a perfect fit.

3. Improved Engine Performance: New piston rings can help improve engine performance by reducing compression leakage and preventing oil consumption.

4. Cost-Effective: Compared to OEM (Original Equipment Manufacturer) piston rings, aftermarket options like Namura's can offer significant cost savings.

1. Potential for Wear and Tear: Aftermarket piston rings may not last as long as OEM piston rings due to differences in manufacturing processes and materials.

2. Installation Complexity: Installing piston rings can be a complex process, requiring specialized tools and expertise.

3. Risk of Damaging the Engine: improper installation or use of low-quality piston rings can result in engine damage, potentially leading to costly repairs.

The Namura ORN-RA416625-GS piston rings offer several advantages, including high-quality materials, precise fitment, improved engine performance, and cost savings. However, there are also risks, such as potential for wear and tear, installation complexity, and the risk of damaging the engine if not installed correctly.

Ultimately, the decision to buy these piston rings depends on the individual's priorities, budget, and technical expertise. For those comfortable with the installation process and seeking to save money, these piston rings could be a viable option. However, for those who prefer the peace of mind that comes with OEM parts, the potential risks may outweigh the benefits.

If you have the necessary skills, tools, and confidence to install aftermarket piston rings, the Namura ORN-RA416625-GS piston rings could be a cost-effective solution for your 2003-2012 KTM 85SX bike. However, if you prefer the security of OEM parts or are not comfortable with the installation process, it may be worth considering OEM piston rings or seeking professional assistance.

Details:

2003 2012 KTM 85 SX Dirt Bike Namura Piston Rings 46.96mm: Ring Set Contains: ring to match a single piston. This is helpful if you are buying multiple items. Compatibility: KTM 85 SX 19/16 2005 - 2010, 2013 2014 , Honda CR80R 1986 2002 , CR80RB Expert 1996 Husqvarna TC 2014 , 17/14 2003 SXS 2012 XC 2008 2009 , Yamaha YZ80 1993 2001. Parts without fitment are to be assumed universal and may require vehicle modification.

I need to exchange an item. This Namura ring set does NOT fit OEM pistons.: Brand: Namura, model Number: ORNA-RA416625-GS.

part #: ornara416625 price

• $12.65

specifications pistondon:

• for models: Sx
• for makes: Ktm
• for years: 1985-2012
• brand: Namura
• mpn: Orna-ra416625-gs
• part type: Ring Piston

payments pistondon:

• wallet: Google-pay
• credit card: Discover
• other

offer pistondon:

• availability: In Stock
• options: Ship-to-home
• quantity: 9
• started: March 11, 2026
• sold: 0

seller pistondon:

• city: San Marcos, CA
• # reviews: 79768
• rating: 99.9%

returns pistondon:

• policy: Returns Accepted
• time: 30 Days
• paid by: Seller

general pistondon:

• Motorcycle Scooter Parts Accessories > Engines Engine Parts > Pistons, Rings Piston Kits
• condition: New

shipping pistondon:

• cost: $0.00
• class: Standard
• service: Standard
• type: Fixed
• transit: 3-7 Days

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