The Mahle OE plain ring set bulk pack contains 48 performance steel Napier second rings sized 3.952in x 1.0 mm (.136in RW). Supplied in bulk for workshops or larger rebuild projects, these plain rings match the specified dimensions for second-ring replacement across multiple engines requiring that size. Confirm ring dimensions and quantity needs before ordering to ensure the bulk pack meets your rebuild requirements.
Mahle Rings Perf Steel Napier 2nd Ring 3.952in x 1.0MM .136in RW Plain Ring Set (48 Qty Bulk Pack)