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The Mahle OE plain piston ring bulk pack is constructed from gas-nitrided steel and listed at 4.070 x .043, .157 RW, supplied in 48-count bulk packs for professional shops. These plain rings are intended for rebuild and replacement tasks, offering consistent dimensional accuracy across multiple sets so technicians can maintain inventory and select the correct ring size for piston installations.
Mahle Rings Perf Gas Nitride Steel 4.070 x .043 .157 RW Bulk Plain Ring Set (48 Qty Bulk Pack)
