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Mahle OE chrome oil ring set for a 4.0400 in bore featuring CP20 low-tension chrome oil rings with a 3 mm edge width in the listed description. This ring set provides standard oil control hardware intended as OEM-style replacement parts during engine service or rebuilds, maintaining factory-like sealing characteristics without changing piston-to-cylinder dynamics.
Mahle Rings 4.0400 Bore Dia 3MM Edge Width CP20 Oil Ring Low Tension Chrome Ring Set
