Patrick Tambay
The first Formula One race held at Jacarepagua was held in typically extreme weather conditions of January in Rio, meaning the race was held in both hot and humid conditions. Ronnie Peterson took the pole position in the leading Lotus ahead of James Hunt in the leading McLaren, teammate Mario Andretti in the other Lotus, Carlos Reutemann in the leading Ferrari, Patrick Tambay in the second McLaren and Gilles Villeneuve in the other Ferrari.