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Chuck Sea/Tac · 01-03-2021, 04:53 PM

How fast is your idle, when turning the idle air screw. It needs to be 450 rpm, or lower. Otherwise your no longer running on the idle circuit. If running low rpm and no change with idle air screw, then you have a air(vacuum) leak.

01-03-2021, 04:53 PM	#7
Chuck Sea/Tac Senior Member Join Date: May 2010 Location: Between Seattle & Tacoma Posts: 2,354	Re: 30 Coupe running too rich How fast is your idle, when turning the idle air screw. It needs to be 450 rpm, or lower. Otherwise your no longer running on the idle circuit. If running low rpm and no change with idle air screw, then you have a air(vacuum) leak.