The Mahle OE chrome CP20 oil ring assembly is a chrome oil ring sized at 4.270 inches with a 2.0 mm section and .113-inch ring width, specified as a low-tension chrome set. Targeted at gasoline engine rebuilds and repairs, this assembly supplies the oil-control rings needed for piston assemblies while calling out the low-tension chrome construction indicated in the product description.
Mahle Rings Performance CP20 Oil Ring Assembly 4.270in x 2.0MM .113in RW Low Tension Chrome Ring Set