The Model J had launched near the end of the 1920s. By that time, it had a 420-inch engine that generated 265 horsepower, which was more than twice the juice of the next most powerful engine on ...

Straight-eight engines, however, have a short history, albeit a proud one. Isotta and Leyland were the earliest adopters of the I-8 format in 1919 and 1920, respectively, with Duesenberg and ...