MAHLE 42279CP.010 Engine Piston Ring Set Over - 010

The MAHLE 42279CP.010 is a premium engine piston ring set ground to .010" (0.25mm) oversize, designed for use during engine rebuilds where cylinder bores have been honed or bored to the first oversize specification. MAHLE is a globally recognized OEM and aftermarket supplier of precision engine components, and this ring set meets or exceeds original equipment standards for fit, finish, and performance.

Key Features:

• Manufactured to .010" oversize dimensions for bored/honed cylinder applications
• Precision-ground ring faces for consistent sealing and reduced break-in time
• Includes compression rings and oil control ring assembly for a complete cylinder installation
• OEM-quality materials engineered for durability, heat resistance, and long service life
• Meets or exceeds original equipment specifications for proper combustion sealing and oil control
• Part of MAHLE's extensive engine rebuild component lineup, trusted by professional engine builders

MAHLE piston rings are manufactured using advanced metallurgy and surface treatments to ensure optimal ring seal, minimal blow-by, and proper oil film management. This oversize set is ideal for engines undergoing a complete rebuild where standard-bore rings are no longer suitable due to cylinder wear or damage.