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The EFDA Nations Cup, was a Country vs Country competition for Formula Opel cars between 1990 and 1998. It had always been Dan Partel's dream to stage a race that pitted drivers in equal cars racing for their country. The Formula Opel/Vauxhall one make racing series offered the best opportunity for such an event.
The 1993 EFDA Nations Cup (Nations Cup IV), was held at Estoril, Portugal (3 October 1993).
