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jimberg · 07-10-2001, 03:40 PM

Is everything stock? A more radical cam will give you lower vacuum at idle. I have an E303 and get 12" at idle.

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351W 89 Mustang GT Convertible

07-10-2001, 03:40 PM	#3
jimberg Registered Member Join Date: Oct 1998 Location: Rogers, MN Posts: 2,089	Is everything stock? A more radical cam will give you lower vacuum at idle. I have an E303 and get 12" at idle. ------------------ 351W 89 Mustang GT Convertible