Even though turbos and superchargers can increase horsepower drastically, there are still naturally aspirated sport cars with ...

But even without turbochargers, naturally aspirated diesel engines still deliver good pulling power, making them great for hauling or towing. Today, many vehicles offer naturally aspirated and ...

To that point, AutoWeek reports that Mercedes-Benz is working on a naturally aspirated version of the 5.5-liter V8, slated for use not only in the refreshed SLK55, but in the AMG-fettled version ...

That one was suddenly so very yesterday. Nevertheless, and perhaps against the odds, the naturally aspirated engine mounted a comeback, and for a while the turbocharger was as unfashionable as ...