Something Special: 1989 Ducati 851 Factory Superbike Prototype for Sale
1987 saw the introduction of a new four-valve, water-cooled L-twin engine in Ducati’s new 851. While the air/oil cooled two-valve motor was and continues to be a motor with impressive tuning potential and durability, it had hit its performance limit in racing, and something new was needed to compete against the four-cylinder bikes from Japan.…