Hyundai doesn’t currently offer a diesel engine for sale in the United States, so it may surprise you to hear that the brand recently patented some interesting diesel engine technology. According to a ...

Put simply, the crankcase breather is a system designed to vent gases out of an engine's crankcase safely. The crankcase is a sealed, lower half of an engine that houses the crankshaft, which is what ...

Fuel dilution of the engine oil is a problem that faces many modern combustion engines. Also known as “crankcase dilution” it is a process where fuel is leaked into engine oil when it travels towards ...

Navistar’s new 12.4-L International A26 engine is built from Volkswagen's proven MAN D26 engine crankcase, and produces up to 475 hp and 1,750 lb.-ft. of torque. Navistar says the design is 600 to 700 ...

Venting a typical V-8 engine isn't a complex affair. A breather atop each valve cover is usually all that's needed. Of course, replacing one with a PCV valve to introduce a bit of vacuum into the ...

The crankcase contains the crankshaft of the engine. This converts the reciprocating motion of the piston into a rotary output motion via the connecting rod coupling the piston and the crankshaft. The ...

Crankcase blow-by is hot gases that sneak past the piston rings. As of 2007, the U.S. Environmental Protection Agency limits nonmethane hydrocarbons to 0.14 grams per bhp-hr. Blow-by gases are rich in ...