PARIS – The engine control strategy Mercedes-Benz designed for its hybrid-electric S-Class coming to market next June will save fuel even on the highway. The M272 V-6 engine in the S400 Bluehybrid is tuned to the Atkinson cycle, in which intake valves are held open longer. The reduced torque at low engine speed is compensated by the motor and, at constant speed and load, the engine is more fuel efficient. Without such special tuning, the extra 165 lbs. (75 kg) of the hybrid package at ...
Premium Content (PAID Subscription Required)
"Printer-friendly" is part of the paid WardsAuto Premium content. You must log in with Premium credentials in order to access this article. Premium paid subscribers also gain access to:
All of WardsAuto's reliable, in-depth industry reporting and analysis
Hundreds of downloadable data tables including:
• Global sales and production data by country
• U.S. model-line inventory data
• Engine and equipment installation rates
• WardsAuto's North America Plant by Platform forecast
• Product Cycle chart
• Interrelationships among major OEMs
• Medium- and heavy-duty truck volumes
• Historical data and much more!
Current subscribers, please login or CLICK for support information.