If you are talking street legal then I would think the Weineck Cobra has to be up there
www.youtube.com/watch?v=cDE2jqyFmNA.
You will need to brush up your German to get the full details but I'm sure the pictures will tell the story.
I can't find a quarter mile time for the beast so you will have to use your imagination.
I'm only aware of one current drag race prepped Cobra - driver is Ashley Bell but I can't find any times or info on it.