MAHLE 51869CP.030 Engine Piston Ring Set Oversize - 0.030

The MAHLE 51869CP.030 is a premium engine piston ring set designed for 0.030 inch oversize bore applications. This complete piston ring set delivers the quality and precision that professional engine builders and technicians demand for reliable engine rebuilds and performance applications.

Advanced Ring Technology:

• Pre-lapped rings seat immediately, virtually eliminating break-in time
• Optimized ring materials and coatings reduce friction for improved efficiency
• Precision-controlled ring tension extends service life in demanding applications
• Barrel-faced compression rings provide efficient compression sealing
• CNC-controlled gap chamfer optimizes compression and reduces blow-by

Complete Ring Set Includes:

• Top compression rings with advanced facing material for durability
• Intermediate rings with reverse twist design for enhanced groove side sealing
• Oil ring assemblies with optimized design for superior cylinder wall sealing

MAHLE is the world's largest piston ring manufacturer, producing the most extensively tested and technically advanced piston rings in the industry. Each ring set is engineered to meet the demanding requirements of modern engines running at higher temperatures, cylinder pressures, and operating speeds. The 0.030" oversize designation indicates this set is designed for cylinders that have been bored 0.030 inches over standard specifications.