It is not intended to run mechanical secondaries. They have no accelerator pumps so they will have a flat spot guaranteed. I restore and tune six packs and have owned and raced one since 1976. All you have to do is get the diaphragm spring kit and you can adjust them to where they come in faster...
Wow. Good score. Hopefully the cly walls are not rusty and pitted. Remember that the walls are thin on all 340 so a .040 over bore is max. It’s already at .030. I’ve got two AARs and wish you luck with the car. Save as much of the original parts as you can. Since your car is so original and...
It been awhile since I rebuilt an ebody and can’t remember if it has a steel pan under the evaporator core or not. Here’s what you might try first, though. Get a shop vac and try and suck out the drain tube. If it’s an obstruction, then it might get the blockage out. If that does not work, then...
I’m not an expert on this but one of the guys on Moparts knows a lot about these. He goes by Dragon slayer. He posted some pictures and he was doing some research on the pumps used on the fast ratio boxes. They are Federal pumps only. Federal pumps were regulated internally with a valve. They...
I checked my spare carbs and only had one 4791 and unfortunately I had a customer already waiting for me to sort my inventory. It was already promised away. The other carbs I have are in dated sets and waiting in line for plating/restoration..
Are you looking for specific dates on the carbs? I restore and sell six pack carbs but don’t have any 340 sets back from the platers at this time. I have one set of 440 carbs left plated. I do have a brand new set of 340 carbs still in the box from 80’s I thought about selling. They stopped 340...