This Mahle OE chrome ring set is a performance oil ring assembly sized for 4.630 in bore with 3/16 in width and standard tension characteristics, offered as a chrome ring set for rebuild or production use. Chrome finishing enhances wear resistance on the sealing surface and the set is intended for engine builds that specify these exact dimensions for reliable oil control and sealing performance.
Mahle Rings Performance Oil Ring Assembly 4.630in x 3/16in .170in RW Std Tension Chrome Ring Set