The Fiat FT1930191 is a genuine OEM piston ring set designed for Fiat 8065 series engines, including models 8065.04, 8065.05, 8065.06, 8065.24, 8065.25, 8065.26, 8065.44, 8065.45, and 8065.46. This ring set features a 104mm bore diameter, crucial for maintaining optimal engine compression and performance. Manufactured to Fiat's stringent quality standards, it ensures a precise fit and reliable sealing for agricultural machinery applications.