Frankly, you'd think this subject would have been exhausted by now. After all, how much "borderless education" can you absorb about such common and oft-explained engine functions as getting rid of ...

When it comes to classic hot-rodding tricks, one of the very first things enthusiasts do is modify the exhaust for better sound and performance. The tradition started long ago, in an effort to improve ...

Ok, we've done header tests in the past, comparing various styles and sizes on moderate to high-powered street-style mills. In the case of the big-block Mopar, the default favorite tube size has long ...

"Hey, look! Headers for a small-block. These'll work!" --Overheard at a swapmeetHow did you pick your headers? Did you spend more time deciding on the color of your plug wires than you did on this ...

If you plan to upgrade your car on a budget, most car enthusiasts often start with the engine's air intake system and a performance exhaust. Add-ons like a cold air intake or a straight pipe will let ...

Custom sleeve design provides a cost-effective means for stopping leaks on pipeline supply headers delivering to refineries. A sealing clamp initially used to stop a leak on an oil pipeline began to ...