The Piston Rings Set - Standard size 81mm for ISUZU 3KR1, 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 3 cylinder, ensuring a reliable and efficient operation of your engine. Highlights Engine Model : 3KR1 Brand : TP Piston Ring Piston Bore (mm) : 81mm Ring Size (mm) : 81 x 2 x 1.75 x 4 Country/Region of Manufacture : Japan Manufacturer Part Number : 8-94421-650-0 Package Include : 1 Complete Piston Ring set of 3 Cylinder