An astonishing 30% reduction in fuel consumption and in consequent emissions is claimed for a variable-compression engine concept developed by Saab Automobile AB, revealed at last week's Geneva motor show. A unique hydro-mechanical cylinder-head adjustment system — combined with high-pressure supercharging — permits calculated downsizing of the engine, so that it must generally work at close to full capacity and thus maximum thermal efficiency. Also, the design is enhanced by low pumping ...
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.