In 1954, the world championship adopted a 2.5-litre engine formula whose cack-handed introduction had led directly to grands prix having to be opened to Formula 2 cars only for the preceding two seasons. The idea behind advertising the new rules well in advance, in late 1951, had been to give manufacturers time to prepare; instead, many of the existing entrants bailed out, unwilling to invest in ...<a class='more' href='https://www.autosport.com/f1/news/counting-the-cost-of-f1s-controversial-new-engine-formula/10804044/?utm_source=RSS&utm_medium=referral&utm_campaign=RSS-ALL&utm_term=News&utm_content=uk'>Keep reading</a>