This Mahle OE chrome oil ring assembly is specified for a 4.030 in bore with a 2.0 mm section and .113 in RW low tension configuration. The set supplies OE-style oil control for engine rebuilds or replacements where low-tension rings are required, supporting ring seating and oil control characteristics matched to the listed dimensions.
Mahle Rings Perf Oil Ring Assembly 4.030in x 2.0MM .113in RW Low Tension Chrome Ring Set