Let's discuss something that is well known by diesel mechanics and hard-core enthusiasts but may not be fully understood by new diesel owners or people who may have heard the term "compression ...

A fundamental difference between gasoline and diesel engines is that a gasoline engine uses spark ignition while a diesel engine uses compression ignition. Before we delve deeper, let's understand how ...

What many consider the Holy Grail of combustion technology is one step closer to prime time. In the race to field energy-efficient vehicles, don’t count out internal combustion technology just yet. GM ...

A homogeneous charge compression ignition (HCCI) gasoline engine has been something of a holy grail for internal combustion engineers for decades, promising the fuel economy of diesel engines but ...

Car manufacturers are delving deep into their boxes of tricks to make internal combustion engines more efficient. Infiniti unveiled a variable compression ratio engine last year, and hybrid technology ...

Despite our unabashed love for the prodigious torque and impressive fuel economy of diesel engines, the fuel itself does actually have a few drawbacks. It’s often more expensive than gasoline; while ...

Any certified gearhead knows that diesel engines do not use spark plugs. But why not? If power in an engine is created by combustion or explosion of flammable liquids, won't a spark plug in a diesel ...

SAE International Journal of Engines, Vol. 2, No. 1 (2009), pp. 1574-1586 (13 pages) ABSTRACT The objective of this study was to examine the operating characteristics of a light duty multi cylinder ...

IRVINE, Calif.—Despite rumors to the contrary, the internal combustion engine is far from dead. Recently we've seen several technological advances that will significantly boost the efficiency of ...