Yes! there was a mid engine 4 rotor powered Corvette that put out 400hp!. I dont know how many of you knew that but I just thought Id post it for those who didnt.

read about it here..
http://www.pistonheads.com/features/rotary/
Also Mercedes took a shot at the rotary.. I personally love these cars.
http://www.pistonheads.com/doc.asp?c=103&i=6730