The Eagle T1G, powered by an obsolete Coventry Climax engine, debuted at the 1966 Belgian Grand Prix and scored its first points with a fifth place three weeks later at the French Grand Prix.
O Eagle T1G, impulsado por un obsoleto motor Coventry Climax, debutou no Gran Premio de Bélxica de 1966 e logrou os seus primeiros puntos cun quinto lugar, tres semanas máis tarde, no Gran Premio de Francia.