CRC Industries, Inc. new GDI IVD™ Intake Valve Cleaner is designed to remove harmful deposits from all types of gasoline powered engines. CRC claims it removes up to 23% of carbon buildup on intake ...

Why do intake valves get very dirty, but exhaust valves do not? 2. What to look for when you're buying a car with a direct injection gasoline engine. 3. How to know when it's time to clean your intake ...

Cleaning the idle air control valve (IACV) on your vehicle periodically helps keep carbon and other particles from building up on the valve, which can negatively affect the operation of the car.

Modern engines are cleaner and more efficient than the ones you grew up with, yet many drivers are discovering a new headache: stubborn carbon crust building up on intake valves. Understanding why ...

In the first installment we dealt with the essentials of spec intake manifolds. The story was intended to establish a level of understanding that would enable more specific information to be helpful, ...

Q:Over the last several months I have acquired numerous questions regarding smog systems, including how smog systems work, vehicle application, interpreting date codes, rebuilding your own system, how ...