Dubbed the "Firedome," it went under the hood of DeSoto's new model of the same name. The Firedome got a modest 10hp boost in 1954, but the following year a 291 cubic-inch Firedome hemi that made ...

Hemi. That's pretty much all ... 50 hp for a total of 390. The first DeSoto engine, the 276 was packed into a total of 50,000 ...