The Renault Energy F1-2014 was a V6 engine produced by Renault for use during the 2014 Formula One season. It was designed to accommodate the change in regulations which will see all engines switch from 2.4 litre V8 to the more eco-friendly 1.6 litre V6 configuration. The engine was supplied by the following teams: Caterham, Lotus, Red Bull and Toro Rosso. The Energy F1-2014 would be succeeded by the Renault Energy F1-2015 for the following season.