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Old 08-04-2014, 08:28 PM   #1
Mv7fd
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carb trouble

on my 79 when i down shift and coast some it'll back fire a little what needs to be adjusted i have a 350 with a 4bbl not really sure the make of it
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Old 08-04-2014, 08:49 PM   #2
77chevyinline6
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Re: carb trouble

Mine does it too. its done it since i had it, 4 years ago. lol
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Old 08-04-2014, 09:19 PM   #3
Mv7fd
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Re: carb trouble

Anyone know the stock accelerator cable length I read that advance auto sells one but it's to long
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Old 08-04-2014, 10:52 PM   #4
rich weyand
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Re: carb trouble

If you have the vacuum advance on ported vacuum, move it to manifold vacuum.
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