The McCormick 710762A1 Piston Ring is a genuine OEM component designed for FPT NEF 4 and 6 cylinder engines. This essential engine part ensures proper compression and oil control, contributing to optimal engine performance and longevity. It is compatible with various McCormick CX, MC, and MTX series tractors, as well as select Case IH and New Holland models. With a diameter of 100 mm and a thickness of 3 mm, this piston ring meets original equipment specifications for reliable operation.