Piston Ring

This high-quality piston ring (SKU: ZE0003) is a direct replacement for Zenoah G4K 40mm engines, offering a precise fit and reliable performance. Measuring 4” (100mm) L x 3” (75mm) W x 2” (50mm) H, it matches OEM specifications from Honda (17210-ZE0-822, 17210-ZE8-820, 17210-ZE0-505) and is cross-referenced with GA Spares AIR3703 and Stens 100-958. Durable construction ensures long-lasting operation in demanding outdoor power equipment.

• Precision-engineered for Zenoah G4K 40mm engines to restore compression and reduce blow-by.
• Manufactured from high-grade materials for excellent wear resistance and extended service life.
• Simple installation as a direct replacement part, saving time on repairs.

• Zenoah G4K 40mm engines (e.g., in brushcutters and trimmers)
• Honda-compatible equipment using OEM 17210-ZE0-822
• Replacement for Stens 100-958 and GA Spares AIR3703 applications

Engine Components – High-quality piston rings and small engine parts for reliable power equipment repairs.