https://carbuzz.com/16-cylinder-cadillac-eldorado-may-be-the-wildest-american-car-of-the-90s/
Discover the rare Mosler Twinstar, a twin-engine Cadillac Eldorado from the 2000s with a combined 575 hp.
mosler twinstarcadillac eldoradoengine
https://www.hotcars.com/cadillac-two-v8-engines/
It was America's sixteen-cylinder AWD car before hypercars were even a thing, and only five are known to exist.
mosler twinstarcadillactwoengines