3500S Group 1 rally car in Sweden

[Tor]

Rover 3500S Grupp 1 V8 125000.- | Stockholm

Unfinished project, comes with second car, "4-speed competition gearbox", 220-hp engine. For sale due to illness. Completion advice offered.

 

[harveyp6]

"4-speed competition gearbox"

Does that mean he won it in a competition?