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DJ S · 09-02-2016, 04:19 PM

Spray carburetor cleaner where the manifold meets the block. If the idle increases, you have a vacuum leak. Try tightening the nuts (not too tight). If this doesn't solve the issue, remove the manifold and check for straightness.

09-02-2016, 04:19 PM	#2
DJ S Senior Member Join Date: Aug 2014 Location: Feeding Hills, MA Posts: 599	Re: Manifold Vacuum Leak Question Spray carburetor cleaner where the manifold meets the block. If the idle increases, you have a vacuum leak. Try tightening the nuts (not too tight). If this doesn't solve the issue, remove the manifold and check for straightness. Last edited by DJ S; 09-02-2016 at 04:19 PM. Reason: Typo