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Mahle OE plain ring set in Gas Nitride Steel is specified for a 4.585 in bore with .043 in ring thickness and .171 RW, presented as a 48-piece bulk plain ring pack. These plain rings suit piston rebuilds or production work where gas-nitrided steel rings in that size are required for multiple cylinders or repeat assemblies, providing consistent sizing across the batch.
Mahle Rings Perf Gas Nitride Steel 4.585in x .043in .171 RW Bulk Plain Ring Set (48 Qty Bulk Pack)
