For anyone interested, I came across this today. If you're a Chevy sort.
eBay Motors: weber 48 IDA 396 427 454 intake manifold (item 330092835555 end time Mar-04-07 18:07:52 PST)
eBay Motors: weber 48 IDA 396 427 454 intake manifold (item 330092835555 end time Mar-04-07 18:07:52 PST)