MAHLE 3030944B Chrome Performance Piston Ring Set 4.270in Bore 2.0mm CP-20 Oil Ring Standard Tension

The MAHLE 3030944B is a high-performance chrome piston ring set engineered for demanding performance applications. Designed for 4.270-inch bore cylinders, this ring set features a 2.0mm oil ring with 0.113-inch radial wall thickness and standard tension configuration.

Key Features:

• Chrome-faced compression rings for superior wear resistance and durability
• CP-20 design oil ring assembly with exclusive 20-degree ear angle for optimal side seal
• Standard tension expander provides reliable oil control in high-performance engines
• Pre-lapped rings for quick seating and reduced break-in time
• ChemPolish process on oil rings improves oil drain-back efficiency
• Simplified installation design eliminates wire latches and nylon blocks

MAHLE's CP-20 oil ring assembly is engineered to be installer-friendly while delivering professional-grade performance. The chemically polished rails enhance oil management, while the standard tension configuration provides dependable sealing for street and performance applications. Chrome face coatings on the compression rings offer excellent scuff resistance and extended service life in demanding conditions.