Nyorai kupfuurira kweiyi ndima - Ertl airatidzira 'Imperial'-style mbabvu uye ndebvu dzakazara. Akashanda nzira yake kuburikidza neGermany Formula Vee uye Super Vee, uye ipapo kuFormula Three, asati achibudirira kuchinja kuTouring Cars. Munguva iyi, akawana rubatsiro rwakakwana kuti apinde muFormula One, kwaakatyaira nezvikwata zvakasiyana pakati pa1975 na1980. Ertl akanga ari mumwe wevatyairi vana vakabatsira kuti Niki Lauda abude muFerrari yake yaipfuta muGermany Grand Prix ya1976
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