1st Generation Specific (1979-1985) 1979-1985 Discussion including performance modifications and technical support sections

High Idling Carburetor

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Old Jun 17, 2025 | 04:48 PM
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Lucasandwixh's Avatar
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CA High Idling Carburetor

I recently got my car running again after changing out my carburetor for a racing beat Holley carb set. However it’s been idling really high like higher than what normal. Around 6k from what my fixed tachometer says. I’m going to try and tune the idle screws, but is there anything else that can help me with get it down. I have a few videos to help show what it sounds like. Can i get any suggestions. I have a vacuum gauge to see what i can do but some advice will always be helpful.
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Old Jun 17, 2025 | 04:59 PM
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Idler screws and air/fuel screw is where to start. I recently got my '83 12a and had to adjust the idle as well. Make sure you either take a picture or write down what position it currently sits in. If you bought the carb yourself from Racing Beat directly. I honestly would give them a call first before anything. Mike is always a big help when I call the tech number for racing beat. I would call and get connected to him or the tech department. Let them know your issue and I am sure they will point you in the right direction so it idles correctly.
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Old Jun 17, 2025 | 05:03 PM
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Thank you, I’ll call to see whats up. I am going to try and work with he idle screws and test the vacuum as well to make sure its working the way its supposed to.
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