[2] The first race of the season was the Argentine Grand Prix, where Hill qualified 17th, although Edwards was on the back row of the grid.

The race was rain shortened and Hill finished 11th after Edwards retired on lap three with chassis problems.

[11] During the British Grand Prix weekend, after the first qualifying session, Edwards broke his wrist in a Formula 5000 accident and the team replaced him with countryman Peter Gethin.

[12] Edwards returned for the German Grand Prix but struggled and failed to qualify while Hill started 20th and finished ninth.

[16] For the final race of the 1974 season, the United States Grand Prix, Stommelen again outqualified Hill (21st and 24th), but Hill brought his T370 home in eighth while Stommelen struggled with the car, finishing 12th and last, five laps adrift of the winner Carlos Reutemann.

[20][21] At the third race of the season, the South African Grand Prix, Stommelen drove the new T371 while Hill continued with the T370.

[24] Hill subsequently retired from driving and the T370 made no further appearances at Grands Prix, although it was an unused spare car on a few occasions throughout the rest of the season.