Mahle OE moly piston ring set (HV385) steel top, sized 3.759 x 1.2 mm with .133RW, offered in a 48-count bulk pack. These moly rings are supplied for piston sealing and oil control during engine rebuilds and maintenance where multiple sets are needed. Packaging as a bulk pack suits shops and rebuilders requiring larger quantities.
Mahle Rings Performance HV385 Steel Top 3.759 x 1.2MM .133RW Moly Ring Set (48 Qty Bulk Pack)