Prost akadzingwa basa mazuva maviri mushure memwaka wa1983 zvichitevera mashoko ake eruzhinji pamusoro pekushaikwa kwekusimudzira kwechikwata cheRenault RE40 izvo zvakaguma nekurasikirwa kwake naPiquet uye kurasikirwa kwechikwata kuFerrari mumakwikwi e1983. Akazobatana neMcLaren, asi Cheever akaenda kuAlfa Romeo. Chikwata chakatendeukira kumuFrenchman Patrick Tambay (uyo akanga asiya Ferrari) uye muChirungu Derek Warwick (aimbova weToleman) kuti avadzose mukurumbira. Pasinei nemigumisiro yakanaka shoma, kusanganisira Tambay ichipa boka racho nzvimbo yaro yekupedzisira pa1984 French Grand Prix kuDijon, boka racho rakanga risina kukwikwidzana uye sezvakaitika kare, nemamwe mapoka achiita basa rakanaka nemajini e turbo, kana kuti kunyanya Lotus uye zvishoma zvishoma Ligier. yakapa imwe F1 kutanga, sezvo boka racho rakamhanya motokari yechitatu muGermany
pamutambo mutsva weNürburgring waiva nekamera yokutanga yaiva mumotokari iyo yaigona kuonekwa zvakananga nevateereri vepaterevhizheni. Inotungamirirwa nomuFrench François Hesnault, motokari yacho yakangopedza mavhiri masere isati yatanga kupera basa nemhaka yezvinetso zveclutch. Muna 1985, zvinetso zvikuru zvemari zvakaoneka paRenault uye kambani yakanga isingachakwanisi kururamisa mari yakawanda inodiwa kuti ichengetedze kukwikwidzana kwechikwata chemakwikwi. CEO Georges Besse akaderedza kubatanidzwa kwekambani muF1 kubva kuchikwata chakazara chemakwikwi kuenda kumugadziri weinjini yemwaka usati wabuda zvachose muF1 pakupera kwegore iro.