in 1983, robinson won the british 250cc championship. in 1986, only 4 weeks prior to his untimely death, he made his indelible mark at the ulster grand prix formula 1 race, by achieving an outstanding win, with him placed first, well ahead of the rest of the field. his major achievement on that day was his emphatic victory over his friend joey dunlop, who at that time was the newly crowned world formula 1 champion.