## Piston Rings 88.43mm Namura NA-50012-6R - Reliability and High Performance Namura NA-50012-6R piston rings with a diameter of 88.43mm are a key element for optimal engine performance in your motorcycle or scooter. Often overlooked, these rings have a huge impact on efficiency, durability, and combustion effectiveness. Namura, a brand known for high-quality components, designed these rings to ensure the highest standards. ### Advanced Materials and Technologies Namura NA-50012-6R utilize specially selected materials, tailored to the specifics of a given application. The type of cylinder sleeve, its coating, engine capacity, and stroke type (2 or 4) - all these factors influence the composition of the rings, guaranteeing a perfect fit for operating conditions. ### Compression Rings Made of highly ductile cast iron or stainless steel alloy, the compression rings are characterized by excellent wear resistance and provide a tight seal. Additional chrome, phosphate, or nitride coatings further enhance their durability and extend their lifespan. ### Oil Rings The oil ring set consists of three components: two scraper rails made of highly ductile cast iron or stainless steel, coated with chrome, nitride, or phosphate, and one expansion ring made of stainless steel. This ensures precise oil metering, minimizing oil consumption and preventing excessive carbon buildup. By choosing Namura NA-50012-6R piston rings, you invest in the reliability and longevity of your engine.