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The Mahle plasma moly piston ring set is a low-tension engine ring set specified for a 4.280in bore with a .043in top ring and 1/16in second ring configuration. Intended as an OE-style replacement, these moly rings provide sealing appropriate for standard engine rebuilds while maintaining the tension profile and fitment dimensions noted for this bore size.
Mahle Rings 4.280in Bore .043in1/16in3/16in Plasma Moly Ductile Low Tension Engine Set Moly Ring Set
