The product lineup features crankcase breather hoses, crankcase filters, PCV valves, engine oil separators and PCV grommets.

Crankcase ventilation is almost provided in all automotive engines. Its prime job is to prevent the dilution of lubricating oil present in crankcase which may lead to corrosion of crankcase metals if ...

Every engine has some sort of crankcase breathing system. The internal combustion process creates pressure, some of which makes its way past the piston rings-along with fuel vapors-and into the rest ...

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 ...

Improper blow-by control can lead to oily breather and valve covers. Is improper control of blow-by gases in your crankcase causing problems in your engine? If any of these questions below sound ...

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 ...

Although some maintenance schedules include an interval for replacing the positive crankcase ventilation, or PCV, valve, others may not. In the latter case, a general recommendation is to replace the ...

The crankcase ventilation system mounts easily onto the truck’s engine and meets specifications for the U.S. Environmental Protection Agency and original equipment maker, the company says. It ...

There are few critical choices to make in terms of the latest heavy-duty trucks, such as whether you should opt for a 6.4 HEMI or a 6.7 Cummins for your RAM 2500 engine. But one of the ...

NEW YORK, Nov. 14, 2025 /PRNewswire/ -- Standard Motor Products, Inc. (SMP) continues to add to its comprehensive Positive Crankcase Ventilation Program. The Standard ® crankcase ventilation line-up ...