Mezue nkebi ahịrịokwu na-esonụ: Nchegbu nke ịgba ọsọ n'afọ nile nakwa n'ọtụtụ kọntinent mesịrị kpata nsogbu ahụ ike nye Stewart. O meriri n'asọmpi ụwa nke afọ 1971 n'agbanyeghị na ọ na-arịa ọrịa mononucleosis ma gafee Oké Osimiri Atlantic ugboro 186 n'ihi ọrụ mgbasa ozi na United States. N'oge asọmpi Grand Prix nke afọ 1972, ọ gaghị agba ọsọ ahụ.
Belgian Grand Prix na Nivelles n'ihi afọ ọsịsa, wee kagbuo atụmatụ ịnya ụgbọ Can-Am McLaren, mana meriri ndị Argentine, French, US na Canadian Grands Prix, iji bịa nke abụọ na Emerson Fittipaldi na ndị ọkwọ ụgbọala. Stewart sokwa na Ford Capri RS2600 na European Touring Car Championship, ya na onye otu F1 François Cevert na ndị ọkwọ ụgbọ ala F1 ndị ọzọ, n'oge asọmpi dị n'etiti Ford na BMW nọ na elu. Nsonaazụ ha kachasị mma bụ na 6 Awa nke Paul Ricard, na-agwụ nke abụọ. N'afọ 1972 Stewart natakwara OBE.