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Mahle OE second plain ring set is a Napier steel 2nd ring sized 4.195 inches with 1.0 mm thickness and .136 inch RW specification. Offered as a plain ring set for precise piston ring replacement, this Mahle OE component supports engine rebuilds requiring these exact dimensions to restore proper second-ring sealing and combustion control.
Mahle Rings Performance Napier Steel 2nd Ring 4.195in x 1.0MM .136in RW Plain Ring Set
