MAHLE 3030974 Performance Gas Nitrided Piston Ring Set Bore - 4.0945

The MAHLE 3030974 is a high-performance piston ring set designed for precision engine builds requiring a 4.0945-inch bore diameter. This premium ring set features advanced gas nitriding treatment on the steel oil ring assembly, providing exceptional wear resistance and extended service life in demanding applications.

Key Features:

• Gas nitrided steel construction for superior durability and reduced friction
• Precision-engineered for 4.0945-inch (104.00mm) cylinder bore
• 3.0mm ring width with .127-inch radial wall thickness
• Performance-grade oil ring assembly for optimal oil control
• Manufactured to OE specifications with performance enhancements
• Suitable for high-performance and racing applications

MAHLE's gas nitriding process creates an extremely hard surface layer that resists scuffing and wear while maintaining excellent oil control characteristics. This ring set is ideal for engine builders seeking reliable performance in both street and competition environments.