MAHLE 3030311B Chrome Ring Set 4.060in Bore 3.0mm Oil Rings

The MAHLE 3030311B chrome piston ring set is engineered for high-performance engine builds requiring a 4.060-inch bore diameter. This premium ring set features MAHLE's CP20 standard tension design, optimized for reliable sealing and extended service life in demanding applications.

Key Features:

• 4.060-inch bore diameter for popular engine displacements
• 3.0mm low-tension oil ring design for improved oil control and reduced friction
• Chrome-faced top ring for superior wear resistance and durability
• CP20 standard tension configuration balances sealing performance with ring life
• Precision-manufactured to OE specifications for consistent cylinder sealing
• Suitable for street performance and mild racing applications

MAHLE piston rings are manufactured using advanced materials and coating technologies to deliver optimal compression sealing, oil control, and heat transfer. The chrome face treatment on the top ring provides excellent scuff resistance during break-in and long-term durability under high combustion pressures.