Sutton Images Enlarge Ferrari team principal Marco Mattiacci says his lobbying for a lift in the engine freeze regulations is more about protecting the principles of F1 than closing the gap in performance to Mercedes. F1's engine freeze Current rules state a certain amount of development can be undertaken on engines year-on-year, with manufacturers able to change 48% of 45 engine components at the end of the current campaign. But changes are only allowed to take place out of season and will be scaled down from 2015 onwards. This season engines were homologated on February 28, after which point changes were only allowed for reliability, safety or cost saving reasons. As a result of that...
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