Compatible with vehicles equipped with S63B44 or S63B44TU 4.4L twin-turbo V8 engines, including select M5, M6, X5 M, and X6 M models from 2008 to 2019.Standard bore size of 89mm (0.00 mm oversize) ensures proper fit without requiring cylinder reboring.Complete set includes 8 piston ring sets designed for consistent compression and oil control in performance V8 engines.engineered components meet dimensional specifications for installation and.Constructed to endure temperature and pressure conditions typical in turbocharged performance engines.
Description
This 8-piece piston rings kit is designed for standard bore cylinders with a diameter of 89.00mm and fits S63B44 and S63B44TU 4.4L (4395cc) V8 twin-turbo engines.The kit includes piston rings compatible with OEM specifications for the listed engine types.Specifications: - Standard bore size: 0.00 mm (no cylinder overbore required) - Cylinder bore diameter: Φ89.00mm - Wrist pin diameter: Φ22mm - Wrist pin length: 64mm - Ring thickness: ring 1.5mm, second ring 1.5mm, oil ring 2.0mm Compatible vehicle models: - M5: 2011–2019 (F10, F90) - M6: 2011–2018 (F06, F12, F13) - X5 M: 2008–2018 (E70, F85) - X6 M: 2008–2019 (E71, F86) Note: This product is not affiliated with or endorsed by.OE reference numbers are provided for compatibility identification only.