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Intake swap = more jet ?

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Old Oct 2, 2011 | 07:47 AM
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Default Intake swap = more jet ?

In swapped from a stock replacement manifold to an edelbrock Air gap manifold. Do you suspect I'll need to go up one size in jets ? Exhaust is still OE (for now)....
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Old Oct 2, 2011 | 06:37 PM
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If you mean the Edelbrock RPM Air Gap the instructions indicate minor richening may be required. On the other hand you may want to hold off till you switch to headers.
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Old Oct 3, 2011 | 10:41 AM
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Don't change anything until you see how the new combination runs. You may be just fine without changes. Increasing jet size may just increase your fuel consumption. Sometimes a slightly lean carb gives a nice crisp throttle response.
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Old Oct 4, 2011 | 09:06 AM
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it was running crappy so first thought was lean......found a bad float in the secondaries....
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Old Oct 5, 2011 | 03:46 PM
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Do you have a stock hood and if so does that manifold fit?
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Old Oct 5, 2011 | 03:56 PM
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Originally Posted by Rally68
Do you have a stock hood and if so does that manifold fit?
yes sir ! i have a 73 though......
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