John Kocinski | 1990 Yamaha YZR250
John Kocinski | 1990 Marlboro Team Roberts – Yamaha YZR250 (0WB9) Evan DeCiren: Celebrate the glory of John Kocinski on […]
John Kocinski
John Kocinski – American motorcycle racer, 1990 250cc World Champion with Yamaha and 1997 World Superbike Champion with Honda. Known for talent, precision and determination, Kocinski left a lasting mark in both Grand Prix and Superbike history.