Piston Ring Set 4.075 Bore 1.5 1.5 3.0mm

The Piston Ring Set 4.075 Bore 1.5 1.5 3.0mm by MAHLE PISTONS (MPN: 4075MS-15) is designed for high-performance engine rebuilds and racing applications where precision compression and oil control are essential. This ring set is suitable for 4.075-inch bore engines, making it a great choice for various engine builds.

This piston ring set features a three-piece configuration with a 1.5mm top ring, a 1.5mm second ring, and a 3.0mm oil control ring. The design maximizes pressure sealing during combustion while effectively managing oil film thickness across the bore walls. The thin-wall ring design reduces reciprocating mass, which helps improve throttle response and peak RPM capability.

Engine builders working with 4.075-inch bore platforms will find this ring set essential for achieving proper bore clearance and sealing. Whether restoring classic engines or building modern performance mills, MAHLE's reputation for quality ensures longevity and reliability in demanding applications.