 Ramba uchiverenga ndima ino - Muna 1978 Merzario akabatana nomumhanyi weFormula One wokuSwitzerland anonzi Guglielmo Bellasi ndokuvaka hwaro hwechikwata chake. Merzarios first self-built Formula One effort, the A1, yakaonekwa muna 1978 uye yaive mota yakajairika yakavakirwa zvakanyanya paMarch 761B yake, iine ruvara rutsvuku uye bhodhi rakasviba rinoyeuchidza zvishoma nezveFerrari 312T2 mukushandiswa kwayo kwepombi-parutivi ducting yekupinza mweya. Yakashandisa mubatanidzwa wenguva dzose weCosworth DFV injini uye Hewland gearbox. Iyo livery yakashanduka kubva kune tsvuku kuenda kune nhema pamberi pe1978 Monaco Grand Prix, kunyange zvazvo yakanga isati yasvika kuSweden Grand Prix iyo yakapedza nhangemutange, kunyange isina kuiswa, iri mavhiri masere mushure memukundi mushure mekumira kwenguva refu. Nokuda kweGrand Prix yeAustria, A1 yechipiri yakabudiswa pachena, kunyange zvazvo yaifungidzirwa kuti iyi yakanga iri yechikwata chekare chaMarch 761B nemuviri mutsva. Nemotokari iyi yaaiva nayo, Merzario akaita zviri nani zvishoma mumakwikwi asi zvakadaro akakundikana kuiswa mumakwikwi. Nokuda kweItaly Grand Prix, zvose zviri zviviri A1s zvakapinda, naAlberto Colombo achityaira A1 yepakutanga uye Merzario achitora A1 yechipiri itsva. Colombo akaisa nguva inononoka panguva yekukodzera uye haana kuita gridhi, nepo Merzario akakodzera zvakanaka, chete kuti injini ikundikane panguva yemakwikwi. Chikwata chakakwanisa motokari yacho kanokwana kasere muna 1978, asi yakasiya basa kanomwe nekutadza kwemichina. 