+1 on the DFCO on a modern car. I've noticed it on both my Villager and the Maxima; GPH goes to 0 when coasting with rpms above about 1200 or so.
I suspect not injecting fuel also helps to prevent backfire and the noise I hear from an older carbed car when going downhill; kind of a burbling noise while going downhill, especially if you downshift.
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RIP Maxima 1997-2012
Quote:
Originally Posted by jamesqf
I think you missed the point I was trying to make, which is that it's not rational to do either speed or fuel economy mods for economic reasons. You do it as a form of recreation, for the fun and for the challenge.
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