The Holley 4150 has been the gold standard for performance since it was released to the aftermarket in the '60s. Seemingly everyone has one, but do you really know how to tune it? Resident carb ...

The Mopar 440 saw its way into several cars in the late 1960s, as did its high-performance variants, like the 440 Magnum, 440 TNT, 440 Super Commando, and the most powerful of the bunch, the 440 Six ...

With the 2006 Engine Masters Challenge, we mark the fifth anniversary of what has become a definitive showcase of engine building skill. This year's competition will be the first in which the field is ...

In the middle of the 1969 model year, Chrysler began offering a three-two-barrel carburetor arrangement, called the Six Pack by Dodge and Six-Barrel by Plymouth, as an option for its 440-cubic-inch ...