Mahle Rings 4.1450 Bore Dia 3MM Edge Width CP20 Oil Ring Low Tension Chrome Ring Set

With a 4.1450 inch bore diameter, these Mahle OE piston rings feature a 3mm edge width and a low tension chrome oil ring design. This specific construction helps ensure a good seal between the piston and cylinder wall, which is crucial for engine performance and efficiency. The chrome plating on the oil ring adds durability and helps it resist wear over time, maintaining its sealing capabilities.

Mahle OE is known for making well-built engine components, and this ring set is designed to meet the needs of many engine rebuilds. The low tension design of the oil ring can contribute to reduced friction within the cylinder, potentially improving fuel economy and overall engine responsiveness. Proper installation is key to getting the most out of these rings, ensuring they seat correctly against the cylinder walls for optimal compression and oil control.