What's The Most Sacrilegious Custom Car Ever Built?S

Do you see that? That's a four-cylinder Toyota engine stuck in the back of a Porsche 911. It is possibly the most sacrilegious custom car ever made.

But I am sure, completely positive, deeply assured that one of you readers know of a custom car that's even more terrifying to hardcore fanboys than that three-cylinder 911. What's the most sacrilegious custom car you've ever seen?

Photo Credit: eBay Motors/Jason Torchinsky/Jalopnik