Mahle Performance Plasma Moly top ring HV385, 3.543" x 1.0 mm (.143" RW), is specified as a plasma moly steel top ring sized to the given diameter and thickness. Intended as a direct replacement ring, the set matches pistons requiring a 3.543" diameter and 1.0 mm section. The description focuses on accurate sizing and material finish for rebuilds or performance engine assemblies.
Mahle Rings Performance Plasma Moly Steel HV385 Top Ring 3.543in x 1.0MM .143in RW Moly Ring Set