Q: 1968 Ford Mustang has an intermittent surge at idle

asked by on November 04, 2016

The car had not been run in a year and a half. I replaced the fuel pump and carb. I put in an Edelbrock 1400 and I have not been able to figure out why the has an intermittent surge at idle rpms jump up and go down like a seesaw .
My car has an automatic transmission.

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