## Namura NA-40007-2R Piston Rings 95.43mm - Reliability and Performance for Your Engine Namura 95.43mm NA-40007-2R piston rings are a key component for ensuring optimal performance, durability, and efficiency of your motorcycle or scooter engine. Often overlooked, piston rings play a fundamental role in ensuring combustion chamber sealing and proper lubrication. Namura, a renowned manufacturer of motorcycle parts, provides piston rings designed for specific applications, guaranteeing a perfect fit and long-lasting reliability. ### Advanced Materials and Technologies Namura uses the highest quality materials and advanced technologies in the production of its piston rings. The type of cylinder sleeve, sleeve coating, engine size, and piston stroke - all these factors are taken into account during the design process to ensure optimal operating parameters under all conditions. ### Compression Rings Namura compression rings, made of highly ductile cast iron or stainless steel alloy, are characterized by excellent wear resistance and provide a tight seal of the combustion chamber. Additional chrome, phosphate, and nitride coatings increase their durability and corrosion resistance. ### Oil Rings Namura oil rings consist of three components: two scraper rings made of highly ductile cast iron or stainless steel alloy, coated with chrome, nitride, or phosphate, and one expander ring made of stainless steel. This design ensures efficient lubrication and prevents oil from entering the combustion chamber. ### Precision and Quality of the Namura Brand By choosing Namura 95.43mm NA-40007-2R piston rings, you are investing in quality and precision, which translates into a longer engine life and trouble-free operation of your motorcycle or scooter. The 95.43mm piston diameter guarantees a perfect fit for the corresponding models.