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NASCAR, Teams Pleased With Continued Progress Being Shown With EFI Systems
DAYTONA BEACH, Fla. (OCT. 17, 2011) — Teams representing 11 NASCAR Sprint Cup Series cars turned upwards of 400 miles Monday during a test of Electronic Fuel Injection (EFI) at Charlotte Motor Speedway. Both NASCAR officials and drivers were optimistic about the continued development of the system. Plans call for the full implementation of EFI in the NASCAR Sprint Cup Series beginning with the 2012 season.