Well, how about I just say the whole "He'd sell NATO and America to the USSR and the Commies!!!111!!" so we can get it out of the way...
There'd be more food aid into Eastern Europe. He was a big proponent of getting hybrid corn into the Soviet sphere so the people didn't have to think about where their next meal was coming from.
What's with the whole thing that you mentioned in the first paragraph? What are you talking about?
The Mitrokhin Archives have confirmed Wllace was a communist sympathiser at the very least
As well as that, he would have fallen for Stalin hook line and sinker.
In OTL, the communists rejected id in the marshall plan.