The Mahle OE chrome oil ring assembly is a performance oil ring set specified for a 4.070-inch bore with 2.0mm thickness and .113in RW standard tension. Supplied as a chrome ring package, it provides the listed 4.070in x 2.0mm, .113in RW sizing and standard tension profile for piston rebuilds and engine overhaul applications requiring that spec.
Mahle Rings Perf Oil Ring Assembly 4.070in x 2.0MM .113in RW Std Tension Chrome Ring Set