![]() A bump in the allowed engine displacement and turbo boost made the opportunity even more interesting. USAC had allowed the use of stock-block pushrod engines for some time, and in the early ’90s lifted a requirement to use any production-based parts, allowing purpose-built pushrod engines. ![]() ![]() In an era when race regulations left a little more room for a creative mind to do something completely different, Penske Racing, Ilmor and Mercedes-Benz found a way to build a one-of-a-kind beast of an engine that would romp the Indy 500.īeast: The true story behind the creation of a legendary race engine is its story.įor the 1994 Indianapolis 500 Penske Racing and Ilmor spotted an opportunity in the overlap between the CART regulations which defined the rules of the full Indycar season, and the USAC regulations that governed the Indy 500. ![]()
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