Total Seal CR4301-65 Race Piston Rings, 4.125 Bore, 65 Over

The Total Seal Ductile Moly Conventional Gap Ring Set is engineered for serious performance applications where durability, sealing efficiency, and horsepower are critical. Featuring a ductile iron moly-faced top ring, this ring package is designed to provide excellent cylinder sealing, reduced wear, and long-lasting performance in both street and racing engines. Total Seal utilizes the same ring technology trusted by top engine builders in professional motorsports, helping maximize engine efficiency and power output.

This specific ring set is designed for a 4.185" + .005" bore size and includes a .043", 1/16", 3/16" ring configuration with standard oil ring tension for 8-cylinder engines. The conventional gap design offers proven reliability and straightforward installation while maintaining excellent combustion sealing. The ductile moly construction helps reduce friction and supports consistent performance under demanding operating conditions.

• Ductile moly top ring delivers excellent durability, wear resistance, and cylinder sealing
• Designed for 4.185" + .005" bore applications with a .043", 1/16", 3/16" ring package
• Conventional gap design provides dependable performance and easy installation
• Standard tension oil rings help balance effective oil control and reduced friction
• Race-proven Total Seal technology trusted by professional engine builders worldwide