Installing an aftermarket exhaust kit is an easy and cost-effective way to enhance the performance and sound of any HEMI engine. Mopar fans have two choices: Cat-back and axle-back. A cat-back exhaust ...
Improving engine performance is a continuous challenge for custom-truck enthusiasts. In this day and age of higher fuel costs, we are always looking for ways to enhance horsepower and increase fuel ...
While a lot of automotive engines have one spark plug per cylinder, the HEMI V8 might have two per cylinder. What is the science behind that?