Premium 40MM 12MM Piston Ring Kit

High-Performance Material
Precision-engineered from high-grade alloy steel for superior durability and heat resistance, ensuring extended engine life under harsh conditions.
Perfect Fit & Seamless Compatibility
Designed specifically for Keeway CPI, ZIP, JOG 50, and 3KJ 50CC 1E40QMB scooters, guaranteeing exact OEM specifications for effortless installation.
Enhanced Engine Efficiency
Precision-ground surfaces minimize friction and optimize compression, delivering smoother acceleration and improved fuel economy.
Rigorous Quality Control
Each ring undergoes strict wear and pressure testing to meet industrial standards, ensuring reliability for daily commutes or high-speed karting.
Multi-Scenario Application
Ideal for scooter repairs, go-kart upgrades, or DIY engine maintenance—trusted by mechanics and hobbyists for consistent performance.
Bulk Purchase Advantage
Direct factory pricing with wholesale discounts, making it the smart choice for resellers and large-scale projects.