well, his team mate was the WDC runner up that year, but didn't win his first race until 2 years later. I can't give a clue for the track for reasons that would become obvious, and I think that is too obvious.
hahah Bingo!!! 1971 Austria in a March, but who was in the other car? He was runner up that year in the WDC, but didn't win his first race until 2 years later.