If you find oil in your intake manifold, it's not something that should be ignored, but what has caused it isn't always clear ...

If you've ever been around muscle cars, you might have noticed large blowers sticking out of the hoods of some of them. What ...

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 ...

The first Mazda cars with rotary engines were launched ... Another Mazda rotary engine innovation is using an auxiliary intake port valve that can swivel open to increase the amount of air during ...

To really understand the benefits for your car, you'll need to understand the ... into the combustion chamber past the intake valves. If we increase the airflow to an engine, the engine's computer ...