Hellcat has pushed the limits of American muscle, producing monstrous powerplants with horsepower numbers once thought unthinkable. Here are the coolest ones.

The supercharged Mustang has over 100 bhp/ton over the Mopar, and it punches so hard off the line and walks away; the Hellcat looks like it's standing still ...

The Model 3 Performance is the low-end drag strip tool from Tesla, and it is more than enough to beat a supercharged ...

The last Hellcat standing is one for the ages. It's ironic the Durango SRT Hellcat outlived every other variant with the ...