This is just astounding! I know the link has been posted a few months ago mentioning the functional paper V-Twin on this guy's site, but now he's got a V-8 - with 5756 parts! A kit is forthcoming for $85, which I'd never buy but still. :-o
http://www.yeesjob.com/paper-model.htm
http://www.yeesjob.com/paper-model.htm