The N52 is reliable, as far as BMW engines go. But that doesn't mean there aren't problems with it. Here are the years to ...

A significant part of these on-road emissions used to come from the crankcase — up to 30%, according to a 1962 study — but thanks to changes in engine design, that's no longer true.

In addition, the low-level vacuum draws in fresh air to the crankcase from the crankcase breather. In 99% of normal driving conditions, this is how a properly functioning PCV system works.

Q–I have a 1986 Chevrolet Silverado with the 305-CID and 4-barrel carb. It has 86,000 original miles, and I’ve always changed the oil at 3,000. The problem is that it is spitting oil into the ...

The PCV breather needs to connect to the hose barb installed in the back of the intake manifold. See All 20 Photos To accomplish this, Jason used a combination of 3/8-inch stainless tubing and a ...

BMW Recalls 917,000 Vehicles Over PCV Valve Heater That May Short Circuit. Published: 9 Mar 2022, 17:18 UTC • By: ... Vehicles equipped with the N52 and N51 engines are called back, ...

Crankcase breathers are an essential part of any modern diesel engine. But what do these breathers do and why are they so important for diesel engines?