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The Mahle OE plain piston ring set is a Performance Steel Napier second-ring assembly sized 4.350 in x .043 in with .135 RW as listed in the catalog. Intended as a replacement plain ring option, the set supplies the specified dimensions for piston servicing or parts stocking. Confirm diameter and ring width against engine requirements before ordering.
Mahle Rings Performance Steel Napier 2nd Ring 4.350in x .043 .135in RW Plain Ring Set
