 The Cooper T43 aiva Formula One uye Formula Two mujaho motokari yakagadzirwa uye yakavakwa Cooper Car Company nokuda 1957 Formula One mwaka, kutanga kuoneka panguva 1957 Monaco Grand Prixmumotokari yebasa yaJack Brabham. T43 yakawana nzvimbo inokosha munhoroondo yemakwikwi emota apo Stirling Moss akatyaira Rob Walker Racing Team T43 kukunda 1958 Argentine Grand Prix, yekutanga World Drivers Championship kukunda kwemotokari yepakati-injini. Pasinei nokubudirira uku, motokari yacho yakatsiviwa nokukurumidza neT45. Kuoneka kwekupedzisira kweT43 mumutambo weWorld Championship kwaive 1960 Italian Grand Prix. 