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Forced Induction Turbochargers and Superchargers..Got Boost?

MPG w/ SC

Old Apr 28, 2006 | 03:32 PM
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Default MPG w/ SC

Hey neone here notice the difference in MPG when they got their SC...how much difference does it make? because I am getting ready to install it but with gas prices blown out like *** I am still debating on it..
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Old Apr 28, 2006 | 05:00 PM
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Old Apr 28, 2006 | 05:08 PM
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Originally Posted by MannishBoy

WHy would it be the wrong forum ??????

Kinda a simple ? , But in the right place

MPG will go down .
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Old Apr 28, 2006 | 06:01 PM
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Originally Posted by booger
WHy would it be the wrong forum ??????

Kinda a simple ? , But in the right place

MPG will go down .

I moved it here. It was in general, like half the posts that end up in this part of the neighborhood
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Old Apr 28, 2006 | 07:07 PM
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If you have to ask....
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Old Apr 28, 2006 | 07:15 PM
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It'll go down, but not significantly if you leave it at stock boost. My car gets about 29-31 mpg on the freeway where it used to get 31-32. Changing to 3.5 gear will probably help that out a little too. Probably doesn't help that I have a bunch of stereo equipment in the back too.
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Old Apr 28, 2006 | 07:50 PM
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Originally Posted by XBS
If you have to ask....
Exactly! When you go FI just accept the **** raping at the pump.
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Old Apr 28, 2006 | 08:34 PM
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Originally Posted by mc4life
Hey neone here notice the difference in MPG when they got their SC...how much difference does it make? because I am getting ready to install it but with gas prices blown out like *** I am still debating on it..
With a vacuum bypass an eaton SC should freewheel at cruising speed so there should be a minimal penalty while cruising at legal speeds. On the other hand if you have your foot into it, the MPG is going DOWN, DOWN, DOWN
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Old Apr 28, 2006 | 09:42 PM
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Main thing is keep ur foot out of it ----If ur boost gage is showin 15-20 inches u be pretty coo. Get ur foot in it ----Pay before u pump!!!!!!
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Old Apr 29, 2006 | 04:37 AM
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Originally Posted by beastie
Exactly! When you go FI just accept the **** raping at the pump.
Watch out who you say that to. I got in a few arguments with TN ST owners who claimed their gas mileage went up... I tried to tell them that since they changed their injectors the reading was going to be messed up on the Z's mpg display but they swore that the turbo was such an effiecent system that their gas mileage was improved. I guess environmentalist should start driving 400whp cars to save the planet.
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Old Apr 29, 2006 | 08:18 AM
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yeah I'm actually thinking my MPG readings have improved, but I can tell I'm filling up more often
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Old Apr 29, 2006 | 08:29 AM
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if you changed ur injectors the stock mpg meter is off no?
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Old Apr 29, 2006 | 10:30 AM
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Originally Posted by hypeiv
Watch out who you say that to. I got in a few arguments with TN ST owners who claimed their gas mileage went up... I tried to tell them that since they changed their injectors the reading was going to be messed up on the Z's mpg display but they swore that the turbo was such an effiecent system that their gas mileage was improved. I guess environmentalist should start driving 400whp cars to save the planet.
No way that is possible. My mpg went way down.
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Old Apr 29, 2006 | 11:54 AM
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Originally Posted by ActionJackson
It'll go down, but not significantly if you leave it at stock boost. My car gets about 29-31 mpg on the freeway where it used to get 31-32. Changing to 3.5 gear will probably help that out a little too. Probably doesn't help that I have a bunch of stereo equipment in the back too.
How on earth are you getting that mpg, I can't get that on a stock motor. Whats your secret? I'm at 26 at best.
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Old Apr 29, 2006 | 03:08 PM
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May be right due to more efficient adomization of the fuel---I never trusted and never use the MPG puter---I really need to do the old school ciphering soon ---Got me curious now
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Old Apr 29, 2006 | 09:00 PM
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I get 32 mpg with my crappy mods...
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Old Apr 29, 2006 | 09:01 PM
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freeway that is
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Old Apr 29, 2006 | 09:06 PM
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Driving freeways at 60-65 mph instead of 70-80mph helps heh. My car at 70mph is at 2600-2700 rpm so I'm thinking I have the 3.5 AT gears also.
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Old Apr 30, 2006 | 09:28 AM
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Originally Posted by beastie
No way that is possible. My mpg went way down.
did you change your injectors?
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Old Apr 30, 2006 | 12:08 PM
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Yes but that really has little to do with it. Think about it... You are forcing a lot more air in and therefore fuel. There is no way in hell your mph is going to go up.
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