 The launch of the Twingo 1993 Renault was not thought too the success of this small car, at that time, the Energy engine had recently appeared, it was unthinkable to conceive another engine displacement and power equivalently, the design of an engine generates several years of study and costs are considerable.So to launch its Twingo in 1993, Renault's legendary spring and proven Cléon-Fonte engine in an exclusive engine , which it could fit under the hood of the little Renault, equipping it of single point injection system.The Cleon-Fonte engine is an old design , since it has a lateral camshaft (with rockers and pushrods), this engine appeared in 1962 on Renault Floride and Renault 8.