<prompt> Bhala okuqhubekayo kwalesi sigaba - I - Cooper T81 yayibonakale iphumelela lapho iqala ukuvela ngo - 1966 kodwa phakathi no - 1967 yayisishintshe isikhundla sezimoto ezintsha zamaqembu aholayo. Imoto entsha ye-T86 yakhelwe umshayeli oholayo kaCooper uJochen Rindt ukuthi ayisebenzise, eqala ngeBritish Grand Prix, imoto emincane, ephansi futhi elula eyenziwe nge-Elektron alloys ene-bump ezungeze i-gear lever ukuze inikeze umshayeli isikhala esithe xaxa ngenkathi eshintsha igiya, isici esaba yinto ejwayelekile ezimotweni ezinesihlalo esisodwa kuze kube ngawo-1970. I-chassis entsha yayilula ngo-112 lb kune-T81, kodwa yayisinda kakhulu ngenxa ye-Maserati V12 yayo, injini eyayinomzimba wayo wokuqala owawugijimile kwiFormula One ngefomu lamalitha angu-2.5 eminyakeni eyishumi ngaphambili. Kwatholakala ukuthi imoto yayinokuthambekela kokuthola ukukhanya ngaphambili ngejubane eliphezulu, kodwa ngaphambi kweGrand Prix yase-Italy  <response>: lokhu kwalungiswa ngokufakwa kwesipayila esincane ekhaleni, okunye okusha okusha. UJacky Ickx washayela imoto eWatkins Glen, kanti owayengumnqobi weGrand Prix uLudovico Scarfiotti wanikeza imoto ukuvakasha kwayo kokugcina kweqembu labasebenzi emjahweni wokuqala ka-1968. 