Mahle Rings 3.9723in X 1/16in Edge Width Plasma-Moly Ductile Top Compression Ring Moly Ring Set

This top compression ring from Mahle features a plasma-moly ductile iron construction, measuring 3.9723 inches with a 1/16 inch edge width. This material choice is important because ductile iron offers good strength and wear resistance, while the plasma-moly coating further improves its ability to handle the heat and friction found in the combustion chamber. These rings are designed to create a tight seal between the piston and cylinder wall, which is crucial for maintaining proper compression and preventing blow-by.

Properly sealing the combustion chamber ensures that the engine runs efficiently and produces its intended power. Mahle is a well-known name in engine components, and this ring set is built to meet the demands of engine rebuilding. When you're putting an engine back together, getting the piston ring seal right is key to a long-lasting and healthy powerplant.