Oh we get real creative. Here is a friend's MGB with 4.3 s-10 motor. I help a little in help labor and some parts. He is now building one with 3.8 liter. Mine is 2.3 turbo. Just look at this site. they get creative. Just go the home link on the page.
http://www.britishv8.org/MG/JoeHutcherson.htm
Here is a midget with a jaguar motor. Would love to see in person. Beautiful.
http://www.coupers-cars.com/sprite_restoration.htm
Ok enough of me off topic.