New Val in the collection

My 170,set the float level Of the BBS to factory spec.( or at least I think I did) It did what you described.I raised the float level and it cured the problem.
Love your car. I had a 68 (green)but always wanted a 69 to 72(not green)We joke that Chrysler must have bought tankers of army surplus GREEN. I swear 9 out of 10 cars of those years were GREEN.