The Piston Rings Set - Standard size 94mm for MITSUBISHI S4SD, a premium quality piston ring set designed to provide optimum performance and durability for your engine. This set includes 1 complete piston ring set of 4 cylinder, ensuring a reliable and efficient operation of your engine. Highlights Engine Model : S4SD Size : STD Piston Bore (mm) : 94mm Ring Size (mm) : 94x2.5HKx2x4.5 Brand : RIKEN JAPAN Country/Region of Manufacture : Japan Package Include : 1 complete Piston Ring set of 4 cylinders