Horner says FIA wrong on engine performance parity

Last year, F1's manufacturers and the FIA agreed to work towards engine parity with the leading three engines all within a 0.3 second bracket based on a theoretical lap of the Barcelona circuit.Followed detailed analysis, using "a very detailed methodology for simulating this based on all the data", the FIA believes this has been achieved.But Horner, whose Renault-powered ... Keep reading