Pedzisa mutsara unotevera: Pakati pa1967 na1971, Pratt &amp; Whitney turbine injini dzaishandiswa muAmerican Championship Car Racing neFormula One. STP-Paxton Turbocar yakatonga
1967 Indianapolis 500 kutozosvikira gadziriro yechinjo yakundikana marunda mana kubva pamugumo. STP yakapinda muLotus 56s ina mu1968 Indianapolis 500. Motokari imwe yakadonha panguva yokugadzirira. Midhudhudhu miviri yakasara yakava inokurumidza uye yechipiri inokurumidza, asi vose vatatu vakasiya mujaho. Motokari dzeTurbine dzakanga dzisingabvumirwi nomutemo pamberi pemakwikwi egore rakatevera, saka mutungamiri weLotus Colin Chapman akagadzira motokari kuti ishandiswe muFormula One uye 56B yakagadziridzwa yakakwikwidza mumakwikwi eFormula One mu1971.