Bob Lutz may well prove that the Cadillac’s CTS-V is the fastest production sedan in the land, thanks to an engine transplant from the Corvette ZR-1. But what about a genuine all-Caddy production racer? Something you could take to Le Mans, and challenge Europe’s finest exotics or just down to the local drag strip, and blow away every production car in its day. You’d have to turn the clock back sixty years, when Cadillac’s new V8 was the hottest engine in the land. But if you were serious about racing with it, like Briggs Cunningham did at Le Mans in 1950, or the original owner of this car, you’d have to request the factory to make one important change, which alone makes this hot rod Caddy the most historically significant Curbside Classic find to date. Cadillac’s superb OHV V8 arrived in 1949, and became the standard for the whole industry. Pretty much every US pushrod V8 engine thereafter owes it a tip of the hat. Until 1951, when the Chrysler Hemi and Lincoln’s new V8 appeared, the Caddy was the only game in town; it was the Duesenberg of its time. Ever since the late forties, GM’s excellent Hydra-Matic was standard across the board at Cadillac. The proto-autobox was just the ...