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V8 Bob · 11-11-2023, 09:04 AM

Keep in mind that diaphragm only works with about a 6" max vacuum level from the loadomatic, so try testing at a lower value.

11-11-2023, 09:04 AM	#7
V8 Bob Senior Member Join Date: May 2010 Location: Granger (Northern) Indiana Posts: 1,611	Re: Bleed down on vacuum advance question Keep in mind that diaphragm only works with about a 6" max vacuum level from the loadomatic, so try testing at a lower value.