Tulis terus kanggo paragraf iki - De Tomaso banjur mbangun sasis Formula One (dirancang dening Gian Paolo Dallara) kanggo Frank Williams Racing Cars kanggo digunakake ing musim Formula One 1970. Mobil kasebut ora kompetitif, gagal ngrampungake patang balapan pertama ing taun kasebut. Ing kalima, Grand Prix Walanda
, &lt;a href="De%20Tomaso%20505/38"&gt;De Tomaso 505/38&lt;/a&gt; diuripake lan kobong, mateni pembalap Piers Courage. Tim kasebut tetep, pisanan karo Brian Redman, banjur Tim Schenken. Nanging, tanpa asil, kemitraan kasebut dibubarake ing pungkasan musim kasebut.