4 pcs of set Piston And Ring Set For 2.2L Transit Bk2Q 11 Sao Bk2Q-6110-D1E Piston Kit Piston Ring This piston and ring set is designed for use with 2.2L Transit engines, compatible with model numbers Bk2Q 11 Sao and Bk2Q-6110-D1E.The kit includes four pistons and corresponding piston rings, providing a complete replacement solution for engine rebuilding or repair.Components are engineered to meet specifications for proper fit and function.The set supports engine under normal operating conditions. Compatibility Disclaimer: This is an part.Any brand names or model designations mentioned are used solely for the purpose of demonstrating compatibility.