As environmental regulations tighten worldwide, automakers are under increasing pressure to develop more energy-efficient and ...

What a fascinating piece of engineering, even if it would never work if swapped into a car. The post This 1-Valve per Cylinder Rotary Engine Could Never Go in a Car appeared first on Hagerty Media.

The positive crankcase ventilation valve releases exhaust gas and unburned fuel from the engine block into the intake manifold. All engines allow some exhaust gases, unburned fuel and oil to ...

This is easily spotted by checking your PCV valve. If your PCV is oily or clogged, or if a lot of smoke comes out while the engine is running, chances are you have some blowby. If your car is ...