Mahle OE moly ring set supplied as a ductile plasma moly engine ring kit with 1.5/1.5/3.0 mm ring sizes and standard tension oil ring, specified for a 4.130 in. bore. This set offers factory‑type ring dimensions for rebuilds and maintenance where the listed diameters and ring thicknesses match engine specifications, enabling proper sealing and oil control when matched to the correct piston and bore.
Mahle Rings Ductile Plasma Moly Engine Set 1.5 1.5 3.0MM Std Tension Oil Ring 4.130in Moly Ring Set