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ourxseven

01-10-10 07:53 PM

now it stumbles between 3K and 4K

my 79 carb was put on swapped 84 12A , . idles and runs good except for some stumble and hesitation between 3K and 4K rpm ?????

this carb didn't do this on the 79 12A that was pulled from the car ( oil control rings shot)

any thoughts on a cause/ fix for this ?

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