440 hesitates on light throttle

[71GTXdragpack]

Post number 56

I hate to say it, but after running great for almost a year, the hesitation is back. I'm going to order the AVS rebuild kit this time.

 

[Geoff 2]

These type of carbs rarely cause problems or lose their adjustment. Before spending $$$, why not tell us the EXACT symptoms, plus anything else that has been done to the car/engine.