Does your stock or mildly modified Pontiac engine idle higher than it should because each time you try to dial it down, it runs rough? If so, this article is for you. We'll tell you why it's happening ...

"Hey, how tough can it be? Just turn the screw and you're done, right?" There's a lot more to learn about setting idle mixture than just turning a couple of screws and slamming the hood closed. You ...