Edelbrock Thunder Series Adjsutment

I have a 340 newly rebuilt with a hot restart problem. It appears to be vapor locking. What could be the cause? The carb,fuel pump,ignition system are all new.
Thanks

Get part# 9266 Edelbrock Insulator Gasket. Worked for me pretty well. Summit's got 'em...

http://www.summitracing.com/parts/EDL-9266/