The other day I dropped my car off at a European specialist shop, and while I was there, a technician was working in the engine bay of a Mk7 Golf R, cleaning out carbon deposits off the intake valves.

Carbon buildup can cause a loss of engine performance, usually happening on high-mile engines that have plenty of sticky deposits after decades of running. A popular trick dating back to the hot ...

Gasoline engines burn a mixture of fuel and air. In order to create horsepower, your engine must maintain a good quantity and velocity of air/fuel charge into the combustion chamber. Think of the ...

If you think about it, there are things about your car that just don’t make sense. You’ve been told that more air is a good thing for power, that a cold air intake, more scoops, more vents, etc, are a ...

Today's high-tech V-8 engines are truly amazing. By incorporating advanced engineering, the latest production methods, lightweight materials, and a full compliment of electronic controls they produce ...

Intake manifolds may not be the most well-known automotive components, but that doesn't take away from their importance. These devices are responsible for sending a precise mixture of fuel and air to ...