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Tom Goldman · 10-07-2008, 10:56 AM

Jeff, the problem with 7# and up of fuel pressure only is an issue when running the oem style secondary needle and seat. ....Not an issue when running only a larger primary needle and seat. .....Tom

10-07-2008, 10:56 AM	#19
Tom Goldman VIP Member Join Date: Jan 2003 Location: Allentown,PA Posts: 2,477 Likes: 893 Liked 883 Times in 237 Posts	Re: motorcraft 4300 carb info Jeff, the problem with 7# and up of fuel pressure only is an issue when running the oem style secondary needle and seat. ....Not an issue when running only a larger primary needle and seat. .....Tom __________________ Tom Goldman 1500 SG , 1506 STK