11257566019 SINOCMP 4PCS Piston & Ring For 06-16 R55-R61 N14 TURBO Cooper Countryman Automotive Replacement Parts Material: forged steel OE Reference: 11257566019 Engine Compatibility: Designed for R55-R61 N14 TURBO Cooper Countryman models from 2006 to 2016 Piston & Ring Size: Standard 77 mm bore with 1.2 x 1.5 x 2.0 dimensions 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 in compatible engine applications.Constructed from forged steel, the components are built to handle increased stress and thermal loads typical in turbocharged engines.The set includes all necessary parts for a full piston assembly replacement, a complete installation.Each piece is designed to meet specifications, providing dimensional accuracy and function.Suitable for use during engine rebuilds or , this set supports efficient combustion sealing and consistent power output. This product is a third-party alternative.Brand/model references are included only to assist with compatibility identification.