Ku qor sii socodka faqradan - Horraantii xilli ciyaareedkii 1980, gaariga Piquet ayaa dhibco ku dhammeystiray abaalmarinta Argentine iyo Koonfur Afrika, oo ka dambeysa Alan Jones 'Williams FW07-DFV iyo Renault RE20 ee René Arnoux. Tartanka afaraad ee xilli ciyaareedkan, United States Grand Prix West
, Piquet wuxuu u qalmay kaalinta ugu sareysa in ka badan hal ilbiriqsi BT49 oo ay kujiraan qaar ka mid ah cusbooneysiinta dhinacyada, qaab dhismeedka iyo ganaaxyada, ka hor inta uusan hogaamin tartanka, oo lagu qabtay waddooyinka Long Beach, California, bilow ilaa dhamaad. BT49s oo ku jira gacmaha Piquet ayaa dhaliyay todobo ka mid ah tobankii wareeg ee haray ee horyaalka. Dhamaadkii xilli ciyaareedkii, ganaaxa ayaa dib loo hagaajiyay loogu talagalay Dutch Grand Prix ee xawaaraha sare ee Circuit Park Zandvoort, oo dheereynaya saddex inji oo dheeri ah oo u oggolaanaya gaariga inuu ku ordo qaabeynta jiidashada hoose. Piquet ayaa ku guuleystay kadib markii Jones uu burburiyay FW07 gaadhigiisa. Piquet ayaa sidoo kale ku guuleystay tartankii xigay, si uu naftiisa u siiyo hal dhibic oo ka sareysa darawalka Williams ee Jones. Dhamaadkii xilli ciyaareedkii BT49 wuxuu ahaa "shaki la'aan baabuurkii ugu dhaqsaha badnaa ee uu ku shaqeeyo Cosworth", laakiin Piquet wuxuu ku lumiyay horyaalka Jones tartankii ugu dambeeyay ee sanadka, tartanka, markii matoor horumarineed uu fashilmay intii uu hogaaminayay tartanka. BT49s oo ay wadeen wadayaasha labaad ee kooxda -Zunino ka dibna laga soo bilaabo bartamihii xilli ciyaareedka Mexico Héctor Rebaque - ama wuu ka fariistay ama wuxuu ku dhammaaday meel ka baxsan dhibcaha, marka laga reebo kaalinta lixaad ee Rebaque ee tartanka Kanada. Kooxdu waxay ku dhameysatay kaalinta saddexaad ee horyaalka dhismayaasha ka dambeeya Williams iyo Ligier, oo aan awoodin inay la tartamaan hal gaari oo kaliya oo leh dhibco dhibco ah.