Cosworth is not ruling out a return to formula one.
As the sport prepared for the all-new and even more expensive turbo V6 era, the independent British outfit found itself without a customer for 2014.
But it emerged last week that Cosworth nonetheless completed an engine design for the new rules, even though it will not be built and raced this year.
America's premier open-wheel category also runs turbo V6 engines, and Cosworth chief executive Hal Reisiger said the marque is "committed" to finding an Indycar partner.
As for returning to F1, he told NBC Sports that Cosworth only abandoned its 2014 project because "there wasn't a team or teams plural that were willing to sponsor...
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