<prompt> Ramba uchiverenga ndima ino - Mumwaka wa1986, Murray akagadzira chassis yeBT55 yaiva nemitsetse yakaderera, iyo yaida kuderedza zvikuru kupesana nemhepo uye kuderedza nzvimbo yayo yokurema. BMW yakabudisa M12131 injini, iyo yakanga yakatenderedzwa kumativi kuti ikwane munzvimbo yakaderedzwa yakagoverwa injini. Pasinei zvapo nepfungwa dzayo dzakanaka, BT55 yakaratidza kuti yakanga isingakwanisi kukwikwidzana, ichitambura nekusagadzikana kwakashata uye kukundikana kwakawanda kwemagetsi kunokonzerwa nezvinetso zvekuchenesa mafuta muinjini yakatenderedzwa. Uyezve, chikwata chakatambura rufu rwaElio de Angelis mutsaona yekuyedza mushure memakwikwi mana; mutsivi wake Derek Warwick uye timu inodzoka Patrese vakawana mapoinzi maviri pakati pavo mwaka wese. Chikwata cheArrows chakadzokerawo shure, chichiwana poindi imwe chete naBoutsen, Surer naChristian Danner, uye zvakare vakarasikirwa nemabasa aSurer pakati pemwaka apo mutyairi weSwitzerland akakuvara zvakanyanya mutsaona yemusangano. Kubudirira kukuru kwaBMW muna 1986 nokudaro kwakanga kuri nechikwata chitsva cheBenetton, icho chakawana 19 mapoinzi, chakakunda muMexico Grand Prix  <response>: uye vakatora nzvimbo mbiri dzakakwirira naBerger naTeo Fabi. Arrows naBenetton vakaramba vachishandisa iyo yekutanga yakamira vhezheni yeM1213 injini. 