Author's note: In the Jan. '09 issue of HPP, the technical article "Keep a Cool Head" described installing Evans NPG coolant in a Pontiac engine, along with other modifications. Due to the varied ...

A vehicle’s engine-cooling system serves not just to keep the engine cool, but to also keep its temperature warm enough to ensure efficient, clean operation. System components include a radiator to ...

Making big power with today's high-performance parts is relatively easy. Just go online, choose the parts that match your performance target, andwait for the goodies to arrive. But after those extra ...

The purpose of the coolant (antifreeze or water) flowing through your diesel is to regulate the heat within the cylinder head and engine block that's created by the combustion process. In order to ...

Many Pontiac owners just accept the fact that a high-horsepower engine is going to run hot on the street. Doug Tornello was one of them. His beautiful '67 GTO certainly fits the assumption. Sporting a ...

When you cut to the basic principles of heavy-duty trucks it comes down to return on investment: maximum mpg, meeting emissions requirements and the truck running at optimum conditions and ...

An open-loop cooling system, also called raw water cooling, draws water directly from the body of water the boat is floating in, whether it's saltwater or freshwater. That water is pulled through a ...