Mahle plasma-moly top compression ring set supplies replacement piston rings sized 4.005 in x 0.0625 in with .190 RW specification, offered in a 48-quantity bulk pack. These steel top rings are intended for rebuilding or maintenance where plasma-moly construction is specified, providing a direct bulk supply of compression rings for compatible engine applications.
Mahle Rings Perf Plasma Moly Steel Top Comp 4.005in x .0625in .190 RW Moly Ring Set (48 Qty Bulk Pk)