Having problems with your Cars & Trucks ?

1978 Firebird 231 V6 New Carb new plug wires the Engine Idles rough

Posted / edited by AnonymousUser on : 30-03-2020

Answers :

Have you done a compression test ? Could be a valve.
Does a vac gauge show any drop in vac ?
And how are the spark plugs and the rest of the ignition system ?
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