Gugelmin took one victory in Formula 3000 , at Silverstone in 1987 while driving for the Ralt factory team .
Gugelmin then spent two years in Formula 3000 , the final step before Formula One .
Gugelmin took one victory in step   , at Silverstone in 1987 while driving for the Ralt factory team .
Gugelmin then spent two years in Formula 3000 , the final step before Formula One .