I think one of the biggest reasons was due to the electronics. Swapping an engine in physically is one thing, but getting all the engine/trans electronics to play nice with the BCMs and all the other tech is the issue.Other channels threatened an engine swap but they all chickened out, ahem Emilia...
I think with any swap using modern components you have to expect not everything to work. There may be some gaps. Does the ECM actually need to talk to the BCMs?I think one of the biggest reasons was due to the electronics. Swapping an engine in physically is one thing, but getting all the engine/trans electronics to play nice with the BCMs and all the other tech is the issue.
Someone here posted about putting another crate motor in theirs and well we haven’t seen it since so good luck to youFORD MEGAZILLA 7.3L CRATE ENGINE :
https://www.motor1.com/news/626445/ford-megazilla-crate-engine-debuts/