 Nyora kupfuurira kweiyi ndima - Zvikamu zvina zvemotokari zvakashandiswa paChesham shuttle uye, kubvira muna 1977, paEast London line. Kuendeswa kweCO CP Stock kubva kuMetropolitan kuenda kuDunhu mutsetse mukutanga kwema1960 kwakabvumidza zvimwe zveQ stock kuti zvibviswe. Muna 1968, akarayira zvitima 35 zvengoro nhanhatu kuti zvitsive CO CP Stock pamitsetse yeHammersmith City neCircle. Aya akarongedzwa semayuniti maviri nekombi yekutyaira mumotokari yemotokari kune rumwe rutivi chete uye inowanzoshanda semaviri matatu. Zvitima izvi zvainzi C69. The yasara CO CP uye R Stock pamusoro District mutsetse vakatsiviwa mukupera 1970s itsva nezvitima. Chitima chipfupi chaidikanwa pabazi reEdgware Road nekuda kwehurefu hwepuratifomu saka mamwe maC stock stock. Mamwe ose emugwagwa weDistrict aigona kushandisa zvitima zvakareba uye zvitima zvitsva zveD Stock zvakatangwa pakati pa1979 na1983. Gwaro Ritsva Rokuzvibata Mukuchengetedza Moto, rakagadzirwa pashure pomoto weKings CrossmunaNovember 1987, yakatungamirira kukuvandudzwa kwemukati kwezvitima izvo zvaisanganisira kutsiva mukati memapuranga uye kuisa kana kuvandudza masangano ehurukuro dzevanhu. Panguva imwe cheteyo kunze kwezvitima kwakapendwa sezvo kwakanga kwaratidza kuva kwakaoma kubvisa mapepa ependi kubva mualuminium isina kupendwa. Zvitima zvokutanga zvakagadziridzwa zvakaratidzwa vezvenhau muna September 1989, uye chirongwa chacho chakatanga muna July 1991. 