Mahle OE plasma moly steel top compression ring set in bulk (48 pieces) supplies precision rings sized 4.060 in with a .0625 in thickness and .190 RW specification for rebuilds and engine overhauls. These performance plasma-moly top rings are intended for professional or enthusiast engine work where repeatable ring dimensions and material consistent with the description are required.
Mahle Rings Perf Plasma Moly Steel Top Comp 4.060in x .0625in .190 RW Moly Ring Set (48 Qty Bulk Pk)