Which vacuum port on a eldabrock carb do i hook to the vacuum on the dist the one that has 18 inches of vacuum at idle or the one that is 0 inches at idle but comes up with acceleration?

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1244698

2026-07-08 23:40

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Your distributor needs vacuum to advance your timing during acceleration. That's why you hook up your line to the port that has no vacuum at idle. :O)

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