MAHLE 3030855 Performance Piston Ring Set Bore Oil Ring NHRA Pro Stock - 4.755 2.0mm

The MAHLE 3030855 is a professional-grade performance piston ring set engineered specifically for NHRA Pro Stock racing applications. This precision-machined ring assembly features a 4.755-inch bore diameter with a 2.0mm oil ring design optimized for maximum cylinder sealing and minimal friction in high-performance racing engines.

Key Specifications:

• Bore diameter: 4.755 inches
• Oil ring thickness: 2.0mm
• Radial wall thickness: 0.129 inches
• GNS (Gas Nitrided Steel) construction for superior durability
• Plain ring profile design
• NHRA Pro Stock approved specification

Performance Features:

• Gas nitrided steel construction provides exceptional wear resistance and reduced friction
• Low-tension oil ring design minimizes parasitic power loss
• Precision-machined tolerances ensure optimal ring seal and combustion pressure retention
• Engineered for extreme racing conditions and high-RPM operation
• Plain ring design allows for precise custom fitting and end gap setup

MAHLE Performance piston rings are manufactured to the exacting standards required for professional drag racing, delivering consistent performance under the extreme cylinder pressures and temperatures encountered in NHRA Pro Stock competition. Each ring set is produced using advanced materials and manufacturing processes to ensure maximum durability and power output.