4pcs N14 Engine 77mm Pistons & Ring Set 11257566019 for R55-R61 N14B16C TURBO Cooper Countryman 06-16 Auto Accessories Material: Aluminum Size: STD 77mm Bore Compatibility: Designed for R55-R61 N14B16C TURBO Cooper Countryman models from 2006 to 2016 Engine Size: 1598 CC / 16V Package Contents: 4x Piston, 12x Piston Ring, 4x Wrist Pin, 8x Snap Ring This piston and ring set is engineered for and .Constructed from aluminum, the pistons are built to handle demanding driving conditions.The 77mm bore size compatibility with specified vehicle models.The included piston rings contribute to effective sealing and extended engine . The set is designed for straightforward installation with standard procedures.It matches OE number 11257566019 and fits directly into the designated engine platforms.Suitable for use during engine rebuilds or . Designed to enhance engine power and efficiency, this piston and ring set supports and improved output. This replacement is made by an independent supplier.All brand references are used solely to indicate compatibility.