Hi Guest!
Hey - did you know if you click on the title of a thread it will take you to the first unread post since you last visited that thread?
but were afraid to ask: 
STOP!! Never post your email address in open forums. Bots can "harvest" your email! If you must share your email use a Private Message or use the 
smilie in place of the real @
Pretty Please - add it to our Events forum(s) and add to the calendar! >> 
In case anyone is interested, there is a Healey parts lot on ebay that looks like it includes one intake manifold for a tri-carb. I would think these are fairly hard to come by.
https://cgi.ebay.com/ebaymotors/ws/eBayISAPI.dll?ViewItem&item=7903214364
https://cgi.ebay.com/ebaymotors/ws/eBayISAPI.dll?ViewItem&item=7903214364