The regular bronco is based on the F150 frame as shown. This restores a bit more faith in what they do... maybe that new 4.8 will be in the Bronco.
The new 4.8 V8 has been debunked already.
http://fordauthority.com/2019/08/2021-ford-f-150-will-not-get-4-8l-v8-engine/