Celso-Santos was popular on the Grand Prix circuit during first half of the 1970s. He raced from 1972 to the 1975 season before returning to Brazil.
In the 1973 Grand Prix season, he gained his only victory in a race counting for world championship points when he won the 350cc class at the Spanish Grand Prix held at the Jarama Circuit.[1]
Motorcycle Grand Prix results
Points system from 1969 onwards:
Position
1
2
3
4
5
6
7
8
9
10
Points
15
12
10
8
6
5
4
3
2
1
(key) (Races in bold indicate pole position; races in italics indicate fastest lap)