MAHLE 51444.020 Engine Piston Ring Set Oversize - 0.020

The MAHLE 51444.020 is an oversize (+0.020") engine piston ring set engineered to OE specifications for reliable sealing and long service life during engine rebuilds. As part of the MAHLE Original product line, this set delivers the same precision and material quality found in original equipment applications.

Key Features:

• +0.020" Oversize — designed for bored cylinders requiring a 0.020" overbore fit
• High tensile and yield strength — provides stress resistance and minimal groove pound-out over extended service
• Excellent cylinder conformability — ensures consistent piston-to-wall contact and combustion chamber sealing
• Low blow-by design — maintains compression and reduces oil consumption
• OE-derived technology — MAHLE Original rings incorporate innovations developed directly from original equipment manufacturing, including narrow compression ring profiles and low-tension oil ring designs
• Complete set — includes all rings needed for a full engine rebuild

MAHLE is the world's largest manufacturer of piston rings, supplying over 60% of current production engines built in North America. The MAHLE Original line — formerly known as Perfect Circle — has been trusted by professional engine builders and automotive technicians for over 100 years. The 51444.020 piston ring set is the correct choice for engines requiring a precision oversize fit that meets or exceeds factory specifications.