You heard the trusted source! It's time to admit it.
It's OK. Go ahead and say it. Here, I'll help:
"I fell for a scam and it hurt people. I am easily fooled, so my opinions don't matter. I will stay quiet from now on in case my opinions are a scam again."
@sigmaslonker I think people underestimate the amount of work required to do ANY engine swap, even if it is well documented. I found it difficult enough to replace an engine with an identical engine, imagine if literally nothing was designed to work together.