"Mike Proctor" wrote in message
t...
Carburetor ice? From the picture, it looks as if there was a fair
amount
of water vapor/fog in the air. IIRC, the temperature in that area was
ideal for carb ice formation.


Yep, according to this article:

http://www.theindychannel.com/news/1...3/detail.html#


I hadn't heard what exactly the issue was, I was figuring the fuel lines
were contaminated with air but apparently not.