MAHLE 3011239 Performance Piston Ring Set Bore Plasma Moly - 3.503

The MAHLE 3011239 is a high-performance piston ring set engineered for precision and durability in demanding engine applications. This professional-grade ring set features a 3.503-inch bore diameter and is designed for engines requiring exact tolerances and superior sealing characteristics.

Key Features:

• Plasma Moly steel construction on top ring for exceptional wear resistance and heat dissipation
• HV385 hardness rating ensures long-lasting performance under high-stress conditions
• 1.0mm top ring thickness with .143-inch radial wall for optimal cylinder seal
• Precision-machined to exacting specifications for proper ring-to-cylinder wall contact
• Advanced coating technology reduces friction and improves oil control

MAHLE piston rings are manufactured using state-of-the-art processes and premium materials to meet the stringent demands of performance and racing applications. The plasma moly coating provides superior scuff resistance during break-in and extended durability throughout the engine's service life. This ring set is ideal for engine builders and enthusiasts seeking OEM-quality components with performance-grade specifications.