MAHLE 3011172B Performance Piston Ring Set Gas Nitrided Steel Bore - 4.055

The MAHLE 3011172B is a high-performance piston ring set engineered for precision and durability in demanding automotive applications. This bulk ring set features advanced gas nitriding treatment on steel construction, providing superior wear resistance and extended service life.

Key Specifications:

• Bore Size: 4.055 inches
• Top Ring Width: 0.043 inches
• Second Ring Width: 0.043 inches
• Oil Ring Width: 0.157 inches (standard tension)
• Material: Gas nitrided steel for enhanced hardness and friction reduction
• Configuration: Plain ring design
• Packaging: Bulk (single cylinder set)

Performance Features:

• Gas nitriding process creates an ultra-hard surface layer that resists scuffing and wear
• Optimized ring tension for improved sealing and reduced friction
• Precision-machined for consistent ring gap and proper cylinder sealing
• Suitable for performance rebuilds and racing applications

MAHLE's gas nitrided piston rings deliver the reliability and performance demanded by engine builders and enthusiasts. The plain ring design ensures compatibility with a wide range of piston configurations, while the advanced surface treatment provides the durability needed for high-performance engines.