Add Yahoo as a preferred source to see more of our stories on Google. Open systems have historically provided a straightforward way to relieve crankcase pressure. Blow-by gases exit the engine and are ...

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 ...

Positive Crankcase Ventilation—three dirty words, but do they really need to be perceived that way? In general, the PCV system has two main functions: vapor relief and liquid separation. PCV systems ...

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 ...

Chris Bruce has worked in the automotive industry since 2011 and has written thousands of stories about cars, motorsports, and motorcycles in that time. He has written for Autoblog, Autoviva, CarFax, ...

Ever-evolving emissions rules have resulted in several significant shifts in car design, although this is far from a new phenomenon. Regulators have been looking for ways to make cars more ...

Add Yahoo as a preferred source to see more of our stories on Google. Put simply, the crankcase breather is a system designed to vent gases out of an engine's crankcase safely. The crankcase is a ...