Engine piston ring set designed for precise fitment on models equipped with the N20B20A 2.0L turbo engine
Compatible with a wide range of vehicles including 328i, 428i, 528i, and X3 across F30, F10, and related chassis platforms
Includes four complete piston ring sets all cylinders are properly serviced during engine rebuild or repair
Direct replacement for OEM part numbers 11257618811, 11258606459, and 11257640166 for accurate matching and installation
Ideal for engine performance restoration, reducing oil consumption, and maintaining proper compression in 2.0T N20 engines
وصف
4pcs Engine Piston Ring Set 11257618811 11258606459 11257640166 For 328i 428i 528i X3 F30 F10 N20B20A 2.0T Piston ring set designed for 2.0L inline-4 turbocharged engine with a compression ratio of 10:1.Fits engines N20B20A, N20B20B, N20B20D, and N26B20A.Bore diameter is 84.00mm with a pin diameter of 22mm.Ring thickness specifications are 1.2mm, 1.5mm, and 2.0mm.Standard size with no cylinder expansion required.Matches OE numbers 11257640166, 11257594453, 11258606459, 11258617082, 11257618811.Includes one set of piston rings for four cylinders.Compatible with vehicle models equipped with the specified engine type and bore size.