From turbo LS builds to boosted Coyotes and nitrous 392 Hemis, here are eight smart, streetable ways to make 700 horsepower ...

Plymouth sold fewer than 3,000 GTX muscle cars in 1971. The V-code version is the second rarest is only 135 units produced.

The 440-6 was a solid performer, but it wasn’t a common option, as the Dodge Challenger offered the 383 big-block as standard, and not the traditional 440-4 ...

You meet a lot of legendary cars when you look back at Detroit’s glory years, but the Plymouth Hemi Cuda still hits you like ...

This overlooked Mopar is almost as quick as a Hemi, and only 246 units are known to exist.