Some bright spark decided it would be fun to hold a blowtorch behind the tailpipe of the 914 to ignite any unburnt fuel in the exhaust flow. The results were pretty awesome; and caused much revelry.
Video link: http://www.flickr.com/photos/68144590@N00/3885957057/
BTW: We hold weekly wrenching sessions at my house in San Francisco - usually on Tuesday nights; if you're local and want to attend; there's a Yahoo group called BernalDads that you're welcome to join; which is where the event is announced.