Mezue ahịrịokwu na-esonụ: N'afọ 1978, Merzario sooro onye Switzerland na-agba ọsọ Formula One Guglielmo Bellasi wee tọọ ntọala maka otu nke ya. Merzario mbụ onwe-wuru Formula One mgbalị, na A1, pụtara na 1978 na bụ a ihu ọma ot ụgbọ ala dabeere n'ụzọ dị ukwuu na ya March 761B, na a red agba atụmatụ na crude bodywork vaguely echetara a Ferrari 312T2 na ya iji kokpiiti-n'akụkụ ducting maka ikuku oriri. Ọ na-eji ngwakọta nke Cosworth DFV engine na Hewland gearbox. Akpụkpọ ahụ gbanwere site na acha uhie uhie gaa na oji tupu
1978 Monaco Grand Prix, ọ bụ ezie na ọ bụghị ruo mgbe Swedish Grand Prix na ọ kwụsịrị agbụrụ, ọ bụ ezie na a na-edebeghị ya, na-agba ọsọ asatọ na-agba ọsọ nke onye mmeri mgbe ogologo oge. Maka Austrian Grand Prix, e kpughere A1 nke abụọ, ọ bụ ezie na a na-enyo enyo na nke a bụ n'ezie otu egwuregwu ochie March 761B nwere ahụ ọhụrụ. N'iji ụgbọ ala a, Merzario mere nke ọma na ntozu mana ọ ka dara n'ọsọ. Maka Italian Grand Prix, a na-etinye A1 abụọ ahụ, ebe Alberto Colombo na-anya A1 mbụ na Merzario na-ewere A1 nke abụọ ọhụrụ. Colombo gosipụtara oge kachasị nwayọ n'oge iru eru ma ghara ime grid ahụ, ebe Merzario ruru eru nke ọma, naanị maka injin ahụ ka ọ daa n'oge agbụrụ ahụ. Ndị otu ahụ tozuru oke ụgbọ ala ahụ n'oge asatọ n'afọ 1978, mana ọ lara ezumike nká ugboro asaa n'ihi ọdịda igwe.