What is the Rarest Engine Ever in a Ford Production Car?

Ford has made a lot of great engines over the years. Everyone's familiar with the 5.0-liter “Coyote” V8 that powers several versions of the Mustang and the F-150. People also fondly remember the old 5.0-liter pushrod V8, the “Cologne” and “Essex” V6s, and some of the great big block engines it made during the '60s and '70s like the “Cobra Jet”.

Among those big block engines of the '60s and '70s, however, is one that rises above all others. This engine is the rarest ever fitted to a Ford production car, and it came into existence mainly so that Ford could take it racing.

The “Boss 429” is the rarest Ford engine ever …

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