RE: what you think, a Walbro for a Glow 4st
If you jump to the "Engine Conversions" forum you will see a couple of discussions on this subject concerning the ASP/SC?Magnum 180 FS.
Here are the threads:
http://www.rcuniverse.com/forum/m_10619867/tm.htm
http://www.rcuniverse.com/forum/m_9218106/tm.htm