 Nyorai kupfuurira kweiyi ndima - Muna 1973, Ferrari 312B3 yakanga isingachakwanisi kukwikwidzana, uye Ickx akakwanisa chete nzvimbo yechina paGrand Prix yokutanga yemwaka. Kunyange zvazvo vakabudirira nemotokari dzavo dzemitambo, idzo dzakatyairwa naIckx pachake kuti dzikunde kakawanda, purogiramu yeFormula One yevaItaly yakanga yakakurumbira, uye vakatofanira kupotsa mimwe mijaho, kunyanya kuNürburgring. Izvi zvakanga zvisingagamuchirwi naIckx, uyo akasiya chikwata pakati pemwaka mushure me1973 British Grand Prix, kwaakapedza wechisere. Panzvimbo pezvo, akakwikwidza muGerman Grand Prix paNürburgring muMcLaren, uye akawana nzvimbo yechitatu yechitatu shure kweTyrrells yaStewart naFrançois Cevert. Ickx akadzokera kuFerrari nokuda kweItaly Grand Prix paMonza zvakare achipedza wechisere asi akaendesa Williams mu1973 United States Grand PrixpaWatkins Glen vachipedza vari vanomwe. 