Model Compatibility: Fits M5, M6, X5M, X6M, E70, F10, F85, and F12 vehicles equipped with S63B44A or S63B44TU 4.4T V8 engines.
Part Numbers Included: Contains pistons and rings matching part numbers 11257598207, 11257556955, and 11257574822 as specified in the title.
Piston Diameter Specification: Features pistons with a nominal diameter of Φ89mm to match dimensions for the listed engine applications.
Kit Quantity: Includes 8 piston and ring assemblies, corresponding to the total cylinder count of the 4.4T V8 engine configuration.
Functional Replacement Purpose: Designed as a direct-fit replacement set to restore piston and ring function in applicable S63B44A and S63B44TU engines.
وصف
8pcs Pistons Rings Kit with Pins, compatible with M5 (F10/F90, 2011–2019), M6 (F06/F12/F13, 2011–2018), X5 M (E70/F85, 2008–2018), X6 M (E71/F86, 2008–2019), and equipped with S63B44A or S63B44TU 4.4L V8 twin-turbo engines.Includes part numbers 11257598207, 11257556955, and 11257574822.Cylinder bore diameter: Φ89.00 mm.Wrist pin diameter: Φ22 mm.Wrist pin length: 64 mm.Ring thickness: first ring 1.5 mm, second ring 1.5 mm, third ring 2.0 mm.Designed to restore fit and function for the specified engine applications.