Ku dhammee weedhan soo socota: Carroll wuxuu u guuray Yurub, halkaas oo uu ku saaxiiboobay John Cooper. Markii ugu horeysay wuxuu ku guuleystay tartankiisa Formula Junior Cooper. Kadib guul yaraanshaha gawaarida Cooper, oo ay ku xigto qiimeyn shaqsiyeed oo indhaha u furan in uusan lahayn awood uu ku wado gawaarida tartanka heerarka ugu sarreeya, wuxuu ku laabtay Mareykanka wuxuuna bilaabay inuu la shaqeeyo Carroll Shelby iyo Shirkadda Ford Motor ee barnaamijka GT40 Le Mans. Smith wuxuu kormeeray diyaarinta gawaarida ku guuleystay tartanka
1966 iyo 1967 24 Saac ee Le Mans.