<prompt> Qedela umusho olandelayo: Ekuqaleni kwesizini ka-1980, imoto kaPiquet yathola amaphuzu amaningi e-Argentina naseNingizimu Afrika Grands Prix, ngemuva kweWilliams FW07-DFV ka-Alan Jones kanye neRenault RE20 ene-turbocharged kaRené Arnoux. Emjahweni wesine wesizini,  <response>: I-United States Grand Prix West, uPiquet wafaneleka endaweni yesibili ngaphezulu kwesekhondi ku-BT49 enokuvuselelwa okuthile kuma-sidepods, umzimba kanye nokumiswa, ngaphambi kokuhola umjaho, owawubanjelwe emigwaqweni yaseLong Beach, eCalifornia, kusukela ekuqaleni kuze kube sekugcineni. Ama-BT49 asezandleni zikaPicquet aqopha imigomo emidlalweni eyisikhombisa kweyishumi esele yomqhudelwano. Ngasekupheleni kwesizini, ukumiswa kwalungiswa kabusha kweDutch Grand Prix ku-high speed Circuit Park Zandvoort, kwandisa i-wheelbase ngamasentimitha amathathu futhi kuvumela imoto ukuthi isebenze ngendlela ephansi yokudonsa. UPiquet wanqoba ngemva kokuba uJones ebhubhise iziketi ze-FW07 yakhe emaphethelweni. UPicquet uphinde wanqoba emjahweni olandelayo, i-F1 ukuze azinikeze iphuzu elilodwa phambili kumshayeli weWilliams uJones. Ekupheleni kwesizini i-BT49 kungahle kube yimoto esheshayo enikwe amandla yiCosworth, kodwa uPicquet walahlekelwa isihloko kuJones emjahweni wangaphambi kokugcina wonyaka, i-, lapho injini yentuthuko yehluleka ngenkathi ehola umjaho. Ama-BT49 aqhutshwa ngabashayeli besibili beqembu - uZunino bese evela maphakathi nesizini waseMexico u-Héctor Rebaque - ahamba noma aqeda ngaphandle kwamaphoyinti, ngaphandle kwendawo yesithupha kaRebaque emjahweni waseCanada. Leli qembu laqeda endaweni yesithathu kumqhudelwano wabakhi ngemuva kukaWilliams noLigier, abakwazanga ukuncintisana nemoto eyodwa kuphela yokufaka amaphuzu. 