WardsAuto editors are evaluating six diesels this year as part of Ward's 10 Best Engines. Senior Editor Tom Murphy discusses two: Chevy Cruze Diesel and Mercedes E250 Bluetec.
A record six diesels are in this year’s competition. WardsAuto editors are driving 45 vehicles with all-new or redesigned engines or propulsion systems. Among the nominees, 20 are turbocharged and three are supercharged.