10. Oldsmobile Jetfire (1962-1963)
The Oldsmobile Jetfire made waves as one of the world’s first turbocharged production cars, sporting a V8 engine paired with a unique methanol-water injection system called “Turbo-Rocket Fluid.” This quirky setup aimed to boost power while preventing engine knock, but often confused owners with its maintenance needs.
Though it was a technological marvel for its time, the Jetfire’s complexity led to a brief production run—cementing its reputation as a daring, if peculiar, automotive innovation.
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