
Piston Ring 7K-E 80.5mm 13011-13100/13011-13110/13011-13120. Custom Size and Design: Offers customization options for size and design to meet specific requirements. Nitride Surface Treatment: Features nitride surface treatment for enhanced durability and wear resistance. 24-Month Warranty: Provides a comprehensive 24-month warranty covering mechanical defects. ISO 9001 and CE Certified: Manufactured under strict quality standards with ISO 9001 and CE certifications. High Temperature Resistance: Engineered to perform reliably under high temperature and pressure conditions. Wide Diameter Range: Available in a diameter range of 32-300 mm for various engine types. Global Compatibility: Compatible with European, American, Japanese, and Korean engine applications. 20+ Years Experience: Over two decades of expertise in piston ring production and manufacturing.