Mahle OE plasma moly steel top compression ring set in bulk (48 pieces) provides performance-oriented rings sized 4.045 in with .0625 in thickness and .190 RW spec for engine rebuilds and replacements. These plasma-moly top rings are intended for reliable fit in compatible pistons and are offered as a bulk pack for workshop use where consistent ring dimensions are required.
Mahle Rings Perf Plasma Moly Steel Top Comp 4.045in x .0625in .190 RW Moly Ring Set (48 Qty Bulk Pk)