[Spridgets] Flame trap (was silicone fluid and MC)

[peter at nosimport.com (Peter Caldwell)]

Ooo... I like that better, but why did BMC give it up, and Triumph 
keep at it until the 70s?
     Peter C
==
At 10:19 AM 4/19/2011, David Lieb wrote:
>The idea, as I understand it, was that the vacuum level fluctuates, so
>there is movement of the vapor in the pipe. Since it is connected to
>the carb, there is a possibility of fuel in the vapor. Over time, the
>fuel could condense and collect in the vacuum diaphragm, since that is
>usually the low point in the pipe. The bulb is positioned so that any
>condensing should happen there and run back to the carb rather than
>down to the dissy. Eventually they realized that they were protecting
>us from a theoretical tragedy that simply wasn't materializing...
>David L