SUVs are getting larger while their V8 and V6 engines have been replaced by smaller motors. Smaller turbocharged engines benefit from improved fuel economy and better mid-range torque. But ...

Low- And High-Compression Fuel Economy Engines: The Techniques Are About The Same, But The Approach To Each Is Somewhat Different. A.Most stock cylinder heads have factory-cut undercuts of the type ...

The good news is that gasoline is around $0.30 per gallon cheaper this winter than it was a year ago, though at a national average of $3.15 for regular grade and $3.94 for vehicles that require ...

Diesel engines are sometimes assumed to have poor fuel efficiency, possibly due to their association with heavy equipment, big ships, long-haul trucks, and other gas-guzzling machinery. But contrary ...