MAHLE 3011209 Moly Ring Set - Performance HV385 Steel Top 3.937" Bore x 1.2mm

The MAHLE 3011209 is a high-performance piston ring set engineered for precision and durability in demanding automotive applications. This professional-grade ring set features a 3.937-inch bore diameter and is designed with MAHLE's advanced metallurgy and coating technology.

Key Features:

• Performance HV385 steel top ring for exceptional wear resistance and heat dissipation
• Moly (molybdenum) coating reduces friction and prevents scuffing during break-in
• 1.2mm ring thickness provides optimal tension and sealing
• 0.133-inch radial wall thickness for structural integrity
• Precision-manufactured to OE specifications for reliable performance
• Engineered for high-performance and racing applications

MAHLE is a world-leading manufacturer of engine components, trusted by professional engine builders and performance enthusiasts. This ring set delivers the sealing performance and longevity required for both street and track applications.