Top Tier gas is formulated to keep your engine cleaner and costs just a little more. But is it worth looking for? AAA ...

We suspect that for just about anyone firing up a new engine on a dyno for the first time, the anticipation is something akin to buying a lottery ticket—you're not sure what to expect, but hope for ...

You see, a larger displacement LS—say, a 427-inch LS7—is going to be built around an aluminum block. Aluminum is great for shedding weight, but it doesn’t compare to the strength of iron. That’s where ...

As many of you know, I have a car problem. I blame the Internet for that. If it wasn't for Recycler.com and AutoTrader.com, I'd probably own fewer cars than I do now. One hot item in the online ...

Having fuel injectors on all mass-produced vehicles is one of the biggest automotive breakthroughs of the past few decades. If you've ever gone through having to start an engine with a poorly tuned ...