You may have been correct with water in the fuel / bad gas. I added some fresh fuel, plus a can of seafoam. Now the problem seems to be gone for the most part. Thanks for all the help guys!
Was away on vacation, but got back and looked at it today. Previously it was sitting, for months on end without being started. I checked the accelerator pump, and I see two good jets of fuel. I tinkered with it for a while and after driving it, it only had the issues once when I was first...
I just purchased an 83 Vandura. I searched, but couldn't find much about my problem. At first, I thought the engine was hesitating / not getting fuel. When driving it seems to lose all / most acceleration at times. Sometimes rapidly moving the pedal gives it acceleration again, but other...