[Aloha]

Indeed, long lived engines are not unusual

Chrysler LA - 1964-2003

Ford Windsor 1961-2000

Ford Inline 6 1960-2016

Modular V8 1990-2014

[zombielinux]

The BMC A Series is another exceptionally long lived one. 1951-2000 in original form, and then licenced by Nissan until 2009.

[bluedino]

> Modular V8 1990-2014

Still lives to this day. The 5.0/5.2 engines are modular.

[Aloha]

Debatable if the Coyote counts, I chose the conservative answer, even if I would otherwise agree with you

[cgh]

Nissan VQ series, 1994-today