MAHLE 3030857B Performance Oil Ring Assembly Bore Chrome Ring Set - 4.025

The MAHLE 3030857B is a high-performance oil ring assembly designed for precision engine builds requiring a 4.025-inch bore diameter. This premium ring set features advanced chrome ring technology for superior wear resistance and long-term durability in demanding performance applications.

Key Specifications:

• Bore Size: 4.025 inches
• Ring Width: 2.0mm
• Radial Wall Thickness: 0.113 inches
• Standard Tension Design
• Chrome Ring Construction

Features and Benefits:

• Chrome plating provides excellent wear resistance and extended service life
• Precision-engineered for optimal oil control in performance engines
• Standard tension design ensures proper sealing without excessive ring drag
• Manufactured to strict tolerances for consistent quality and fitment
• Ideal for engine rebuilds, performance builds, and racing applications

MAHLE is a globally recognized leader in engine components, known for their OE-quality parts trusted by professional engine builders and enthusiasts worldwide. This oil ring assembly delivers the reliability and performance required for high-output engines.