MAHLE 41741.020 Premium Engine Piston Ring Set - 0.020 in. Oversize

MAHLE 41741.020 is a premium OE-replacement engine piston ring set manufactured to exacting factory specifications. The .020 oversize designation makes this set ideal for engines that have been bored 0.020 inches over standard during a rebuild, ensuring precise piston-to-wall contact and consistent combustion chamber sealing.

Key Features:

• OE Form, Fit & Function: Engineered to match original equipment specifications for reliable, drop-in fitment during engine rebuilds
• SAE 9254 High Alloy Steel Base Material: Delivers higher tensile and yield strength, extended fatigue resistance, and increased material hardness
• Plasma-Moly Top Ring Facing: Upper compression ring features a plasma-moly coating for superior wear resistance and faster seating
• Napier Second Ring Design: Provides superior oil control, improved combustion gas management, top ring stability, and reduced power loss
• CP-20 Oil Ring Assembly: Features an exclusive 20-degree ear angle for the best possible side seal in the piston oil ring groove, simplifying installation and maximizing oil control
• 0.020 In. Oversize: Designed for use in engines bored 0.020 inches over standard bore during reconditioning

MAHLE is one of the largest OE piston ring manufacturers in the world, supplying rings directly to major vehicle manufacturers. This set restores compression, reduces blow-by, improves fuel efficiency, and minimizes oil consumption — delivering engine-fresh performance after a rebuild.