Kamar yadda muka sani, tankin mai muhimmin bangare ne na motar, wanda ke samar da wutar lantarki ga motar. Motar za ta yi tafiya da mai. Saboda haka ne za a iya tunanin muhimmancin tankin mai. Kamar yadda muka sani, bisa ga tsarin tankin mai na mota daban-daban, ana iya raba tankin mai zuwa tankin mai na nau'in cizo, tankin mai na nau'in aluminum, tankin mai na nau'in walda na CO2, tankin mai na sama da na ƙasa, tankin mai na ƙarshen biyu.
Murfin tankin mai
Yawanci ana ƙera murfin tankin mai ne don a manne shi da nau'in ƙusoshi, kuma ana manne robar da maɓuɓɓugar takardar raƙuman ruwa ke mannewa a gefen bakin tankin mai don tabbatar da rufewa. Wasu daga cikin murfin kuma an ƙera su da na'urar kullewa don hana faɗuwa ko ɓacewa. Domin tabbatar da daidaiton matsin lamba a cikin tankin, an ƙera bawul ɗin iska da bawul ɗin tururi akan murfin tankin. Saboda an ƙera bawul ɗin biyu a matsayin ɗaya, ana kuma kiransu bawul ɗin haɗaka. Lokacin da aka rage man fetur ɗin da ke cikin akwatin kuma aka rage matsin lamba zuwa ƙasa da 96KPA, ana buɗe bawul ɗin iska ta hanyar matsin lamba na yanayi, kuma iskar waje tana shiga tankin don daidaita injin da ke cikin akwatin don tabbatar da wadatar man fetur; Lokacin da matsin lamba na tururi da tururi a cikin akwatin ya fi 107. A 8KPA, ana tura bawul ɗin tururi a buɗe kuma ana fitar da tururin zuwa sararin samaniya (ko kuma a cikin tankin carbon don motocin da ke da na'urorin sarrafa fitar da mai). Don kiyaye matsin lamba a cikin tankin ya zama na yau da kullun, don haka tabbatar da matsin lamba mai ɗorewa daga mai zuwa carburetor.
