MAHLE 41548.020 Engine Piston Ring Set Oversize - 0.020

The MAHLE 41548.020 is a premium engine piston ring set engineered to exacting OEM specifications. Sized at 0.020" oversize, this set is designed for engines with bores that have been machined 0.020" over standard, making it an essential component for engine rebuilds and overhauls requiring proper cylinder sealing.

Key Features:

• 0.020" Oversize Bore: Engineered for cylinders bored 0.020" over standard to restore proper piston-to-wall clearance and compression
• OEM-Grade Materials: Compression rings constructed from high-strength cast iron with precision face coatings for superior sealing and durability
• Three-Ring Design: Includes upper compression ring, lower compression ring, and a three-piece oil control ring assembly with top rail, bottom rail, and expander
• High Tensile Strength: Offers excellent stress resistance, minimal groove pound-out, and long service life
• Low Blow-By Design: Precision ring geometry promotes excellent cylinder conformability, oil economy, and controlled blow-by with low friction
• OE-Backed Engineering: Developed with MAHLE's extensive original equipment manufacturing expertise across major global engine platforms

MAHLE is the world's largest manufacturer of piston rings, supplying OEM rings to major vehicle manufacturers worldwide. The MAHLE Original line brings that same OE technology to the aftermarket, delivering rings that meet or exceed factory specifications for compression sealing, oil control, and long-term reliability. This piston ring set is the correct choice for a thorough, professional-quality engine rebuild.