With fuel economy at an all-time premium among car buyers, Mazda North American Operations engineers employ some nifty tweaks to the auto maker’s 2.3L direct-injection spark ignition (DISI) turbocharged 4-cyl. engine to eke out a few more miles per gallon. The 2.3L DISI, a multiple Ward’s 10 Best Engines winner, is the up-level mill used in the Mazda CX-7 cross/utility vehicle and Mazdaspeed3 small car, where it is tuned for performance and does not receive the fuel-economy improvements. ...

Premium Content (PAID Subscription Required)

"Mazda Tweaks 2.3 DISI Engine to Bolster Fuel Economy" 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!

For WardsAuto.com pricing and subscription information please contact
Lisa Williamson by email: lwilliamson@wardsauto.com or phone: (248) 799-2642

Current subscribers, please login or CLICK for support information.

Already registered? here.