Auto Union 1000 SP The German 2-Stroke ‘Thunderbird’ Those North Americans who ventured to the European shores in the early 1960s may been surprised to have seen an Auto Union 1000 SP, a Ford Thunderbird doppelgänger, albeit a two-thirds size version. From 1958 to 1965 the Auto Union 1000 SP (Special) Coupe was released to…