MAHLE 3010972 Plasma Moly Piston Ring Set Bore - 4.005 1.5mm 1.5mm 3.0mm

The MAHLE 3010972 piston ring set is engineered for high-performance engine rebuilds requiring a 4.005-inch bore diameter. This premium three-piece ring set features advanced plasma-moly coating technology for superior wear resistance and extended engine life.

Ring Configuration:

• Top ring: 1.5mm plasma moly-faced compression ring for excellent sealing and durability
• Second ring: 1.5mm reverse twist (RW) compression ring with moly coating
• Oil ring: 3.0mm standard tension three-piece oil control ring

Key Features:

• Plasma moly coating provides exceptional scuff resistance during break-in and reduces friction
• Precision-machined steel construction ensures consistent ring seal and optimal compression
• Reverse twist design on second ring improves oil control and prevents ring flutter
• Engineered to OEM specifications for reliable performance in demanding applications

MAHLE is a trusted OEM supplier known for manufacturing high-quality piston rings used in both original equipment and performance rebuilds. This ring set delivers the durability and precision sealing required for stock and modified engines.