Ramba uchiverenga ndima ino - Sezvo mwaka waifambira mberi chikwata chacho chakaedza kuisa'mapapiro' emhepo pamotokari yacho. MuItaly Grand Prix uye United States Grand Prix somuenzaniso, Stewart akamhanya MS10 ane yakakwirira kuturika-vakakwira bapiro, chete mhando kuti akanga kunze kwemutemo rakatevera mwaka pashure vose Lotus vatyairi vakatambura tsaona pedyo inouraya panguva Spanish Grand Prix
. Pa1969 South African Grand Prix motokari yacho yakatombomhanya nemapapiro maviri akakwirira, rimwe riri mberi uye rimwe riri kumashure. Mune dzimwe nhangemutange MS10 yakamhanya nepapiro repasi, senge panguva yekukunda kwaStewart kwakanyanya kuGerman Grand Prix.