Declining economy and the dominance of the local scene by Group C touring cars towards the latter part of the 1970s saw Formula 5000 gradually fall out of favour. By 1980, the decision to replace was once again imminent; however, the form of Alan Jones in Formula One saw entrepreneur Bob Jane seize an opportunity to bring Formula One back as the Grand Prix Formula. The 1980 extravaganza held at Jane's Calder Park Raceway saw a combined field of Formula One and Formula 5000 padded out with the Australised version of Formula Atlantic cars, Formula Pacific. The newly crowned world champion, Jones swept the field aside in his Williams-Ford, but with only two F1 cars entering (the other being the Alfa Romeo 179 driven by Bruno Giacomelli).