IndyCar's release of its 2016 rulebook on Monday left a lingering question regarding changes to a fuel additive used by series partner Chevrolet.The release stated: "Both engine manufacturers will use a uniform Sunoco E85R fuel in 2016, with the removal of an additive (HiTEC 6590) previously allowed for Chevrolet," and...

By Dave LewandowskiPublished: Aug 16, 2015Quinton Washington mentally prepares for a pit stop the way he did for a football game at the University of Michigan.A defensive tackle from 2009-13 with the Wolverines, the burly but agile Washington is the fueler for the No. 1 Verizon Team Penske Chevrolet driven...