Diesotto, the Mercedes’ CAI combustion engine

At the recent Frankfurt Motor Show, Mercedes introduced the F700 concept-car, a real showcase of future technologies. Without any doubt, the most interesting for the mid-term outlook is its engine: a supercharged 4-cylinder with controlled auto ignition (CAI) and variable geometric compression ratio.

Although a large part of this engine keeps its secrets for the time being, the Stuttgart manufacturer reveals some technological outlines that demonstrate probative progress, so much that marketing is now considered.

Click to enlarge

Author : Yvonnick Gazeau
Source : Toyota
Publication date : août 2007

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