Mustang Forums - View Single Post - Anyone intrested in 5.4L swaps, in here. Need you to opine.

*r3dn3ck* · 10-15-2007, 08:49 AM

yep... it's the tune. It's almost certainly dumping large volumes of fuel in to try and compensate for the increased manifold vacuum and more air coming in as a result of the extra cubes.

What's your build info again?

10-15-2007, 08:49 AM	#2766 (permalink)
r3dn3ck Wowbagger hates me too! Join Date: Nov 2005 Location: Magrathea/California Posts: 9,468	yep... it's the tune. It's almost certainly dumping large volumes of fuel in to try and compensate for the increased manifold vacuum and more air coming in as a result of the extra cubes. What's your build info again?