I'm building an engine for Dad's truck and intend to put it on an engine dyno.  However, how to get it there safely has been a big question.  So, some of my friends and I got to kicking around what it would take to make an engine "cradle" that would hold any V8 securely.  It is designed that it can have casters on it to aid mobility when storing an engine.  But, the casters detach easily so it will sit in the bed of a truck without rolling around.  And, by the way, it is designed to fit the corrugations in the bed of a 2015 F150.

So, here are a couple of views of it: