Chevrolet’s recent engine issues, that have caused two DNFs from leading runners over the last two races, are a result of Ilmor trying to retain its advantage over Honda. That’s the verdict of Paul Ray of Ilmor Engineering, which builds Chevrolet’s 2.2-liter twin-turbo IndyCar engine. He admitted that despite having won nine of the 10 races this season, the company is still on the edge as it battles with Honda for supremacy. “This year we’ve had our challenges with components, as you do when you’re pushing the limits as hard as you can,” he stated. “You get caught out by the quality of components that are batch-related. “Every single year I think we’ve had a part – or...
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