## Namura NX-40010-3 Complete Piston - 56.70mm This Namura NX-40010-3 complete piston, with a diameter of 56.70mm, guarantees top quality and performance for your engine. Often overlooked, piston rings are a key element influencing performance, efficiency, and engine life. Namura, known for its precision and attention to detail, designs piston rings dedicated to specific applications, taking into account the type of cylinder sleeve, its coating, engine size, and piston stroke. ### Key Features: * **Piston Diameter:** 56.70mm * **Piston Oversize:** 0.75mm (the difference between the nominal piston diameter and the cylinder diameter) ### Compression Rings: Made of highly ductile cast iron or stainless steel alloy, they provide excellent wear resistance and a tight seal. Additional chrome, phosphate, or nitride coatings enhance their durability and adapt them to specific operating conditions. ### Oil Rings: A set of three components: two scraper rings made of highly ductile cast iron or stainless steel, coated with chrome, nitride, or phosphate, and one expansion ring made of stainless steel. This solution guarantees optimal lubrication and minimizes oil consumption. By choosing the Namura NX-40010-3 complete piston, you are investing in the reliability and longevity of your engine.