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How much will my mpg go down after stall

Old 09-26-2006, 06:42 PM
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Default How much will my mpg go down after stall

So im getting a 3200 vig and TR230 cam. How much will my mpg decrease after the install? Im getting around 21 mpg now.
Old 09-26-2006, 06:48 PM
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Your city mileage is going to suck ***** with that cam and a stall, but your highway mileage should only go down a couple mpg from the cam. I usually get 11-12mpg in town, maybe 13-14 if I can keep my foot out of it and 18 on the highway. This is with 3.23 gears.
Old 09-26-2006, 06:51 PM
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I get about 17-19 MPG in town.

I have 2.73s, 3600 stall, usually open cutout. 2002 Z28
Old 09-26-2006, 07:01 PM
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My last tank I got 14.6mpg, but my commute is 10 minutes or less each way (4 miles) so my gas tank lasts 2-3 weeks. This tank did enjoy quite a few WOT runs as well.

If my commute was longer I'd be in closed loop more often, and at decent speeds (45+) my mpg would increase significantly. And I also need a tune.
Old 09-26-2006, 08:19 PM
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It will all depend on your setup, tune and driving habits. My SS3600 didn't change my mileage. Stock tune.
Old 09-27-2006, 11:35 AM
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What is MPG? I swear with my 4400 stall it's like I hooked up and must power a 2nd engine. 150 miles to the tank tops.
Old 09-28-2006, 10:53 AM
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MPG-miles per gallon. Next of all, I drive aggressively and my intown mileage went to 13 down from 17 with the install of a 3600.
Old 09-28-2006, 11:42 AM
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when I went from 3.42's and stock converter to 4.10's and a Vig 3200 my city mileage actually got BETTER!!! my hwy suffered about 1-2 MPG though depending on traffic and weight of my right foot mod.... LOL... I think I came out ahead on those mods.


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