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  • 1979 - 1995 (Fox, SN95.0, & 2.3L) -General/Talk-
  • Fox 5.0 Mustang Tech

Only 200 miles on a full tank?

  • Thread starter Thread starter 22Stang
  • Start date Start date Nov 29, 2004
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Goldmember

Member
Oct 23, 2004
118
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16
Southen California
Nov 30, 2004
#21
  • Nov 30, 2004
  • #21
SilverFox90 said:
i only get about 200-210 per tank in mixed driving.....i dont see how u guys can get 300miles per tank.....
Click to expand...

I would agree with silverfox. I honestly dont think its possible to get that many miles per tank on a 5.0. Unless you're running displacement on demand that we dont know about. I get an average of 150 per tank mixed city/highway miles. Around 230 pure highway cruising at 75.
 

OL' WHITEY

New Member
Jan 28, 2004
273
0
0
Weddington, NC
Nov 30, 2004
#22
  • Nov 30, 2004
  • #22
230-260 miles per tank here. It was a little better on the highway before the 3.73's, but it's better in the city now. I average 20mpg pretty much all the time. I did squeak out a 21.5 mpg on the last fill-up. Man was I thrilled!
 
P

PonyBoy90

Founding Member
Aug 30, 2002
555
0
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Toronto
Nov 30, 2004
#23
  • Nov 30, 2004
  • #23
Ah, to heck with it! Just take off your hatch and install 2 cylindrical tanks in the cargo area, hook up a reserve gas line and you're all set.

P.S. Don't forget to also wear a black leather motorcycle suit and get yourself a huskey dog to ride along shot-gun when you go out on trips
 

93 teal terror

Founding Member
Jul 13, 2001
971
62
69
Durham N.C.
Nov 30, 2004
#24
  • Nov 30, 2004
  • #24
If you guys want a tip to drop your rpms at higway speed, lower your tps voltage. Thats what I do and can span a range of about 300rpm and still idles fine
 

Paully's5.0

Founding Member
Jun 3, 2000
495
1
19
WI
Nov 30, 2004
#25
  • Nov 30, 2004
  • #25
I was only getting around 220, but then after I swapped out that AOD for a T5, it's gone up closer to 250+.

That swap will pay for itself in about a year!
 

squeeeg

Founding Member
Jul 4, 2000
1,905
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Michigan
Nov 30, 2004
#26
  • Nov 30, 2004
  • #26
I get about 240-260 depending on what kind of driving I do. But my new car on the other hand should get between 40 and 50 mpg. I can't wait
 

5.0 Nostalgia

10 Year Member
Feb 28, 2003
904
5
39
CT
Nov 30, 2004
#27
  • Nov 30, 2004
  • #27
I think that a lot of the people that claim they are getting over 280 miles per gallon (not all of them, but some) have gears and an inaccurate odometer. I have had 4 fox mustangs. All of them did about 17 per gallon. Two t5s, two aods. When calculated the fuel economy, I took into account the odometer not being accurate.
 

93 teal terror

Founding Member
Jul 13, 2001
971
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69
Durham N.C.
Nov 30, 2004
#28
  • Nov 30, 2004
  • #28
Dont know about the others but I have stock gears and my mph is within 1mph from my track speeds
 
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Blackstang3o2

New Member
Nov 18, 2004
11
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Baltimore MD
Nov 30, 2004
#29
  • Nov 30, 2004
  • #29
i get about 215 to a tank with all the bolt ons h/c/i powerdyne 9lb kit i also have 3.73 but the speedo is correct thanks to the right gear installed.
 

trbkrb

Founding Member
Jun 4, 2001
1,976
4
39
Houston, TX
Nov 30, 2004
#30
  • Nov 30, 2004
  • #30
Mixed city/ freeway I always got about 225 per tank before swapping the 2.73s for 3.73s. Now I get about 190-210 per tank. But I did get right at 29.9 MPG in a couple of tanks from Houston to New Orleans, 350+ miles and only used about 12 gallons of gas. Of course the car was fairly new and the speed limit was 55!!!

Now I get around 23 on the highway, it used to be around 25-26 before the gear swap. I would bet that you need to do a major tune up to increase the MPG.

Good luck!
 

5.0 Nostalgia

10 Year Member
Feb 28, 2003
904
5
39
CT
Nov 30, 2004
#31
  • Nov 30, 2004
  • #31
93 teal terror said:
Dont know about the others but I have stock gears and my mph is within 1mph from my track speeds
Click to expand...

True, but that further illustrates the point. Having stock gears, you speedo most likely will be accurate unless it is broken. I think it is more or less highway miles that get exaggerated anyway. For example, I have 3.73s in my 91 convertible AOD. With the black gear, 23 tooth, it is pretty accurate in the city but reads a little high on the highway. Same thing with my 89 lx t5. The way I figured this point was measuring a mile on the highway markers at different mphs.
 

Black1987Stang

Active Member
Aug 22, 2004
1,422
0
37
Jersey Shore
Nov 30, 2004
#32
  • Nov 30, 2004
  • #32
Thats a good idea, im gonna try it next time i go on the parkway.
 

demon40

New Member
Jul 24, 2004
69
0
0
canton, nc
Nov 30, 2004
#33
  • Nov 30, 2004
  • #33
my car makes 469hp and 508ft/lb, and i get 200 miles to a full tank of gas, but my car is turbo
 

TITAN STANG

New Member
Apr 15, 2004
74
0
0
Nov 30, 2004
#34
  • Nov 30, 2004
  • #34
Good, I thought I was going crazy for a while. I get about 170 mpg. I need that MSD Box and coil
 

ricer-roni

New Member
Aug 2, 2004
69
0
0
Nov 30, 2004
#35
  • Nov 30, 2004
  • #35
i get about 170 to a tank, and mine is completely stock. How big is the stock tank by the way? I was thinking about getting a 20 gallon fuel cell that mounts in the stock location. But i expected to get horrible gas mileage when i bought the car.
 

SilverFox90

New Member
May 11, 2004
80
0
0
central, IL
Nov 30, 2004
#36
  • Nov 30, 2004
  • #36
i believe that the stock tank is 15.4 gallons
 

nito88stang

Founding Member
May 23, 2002
2,012
0
46
Fullerton, California
Nov 30, 2004
#37
  • Nov 30, 2004
  • #37
I crack about 250 on a full tank with my h/c/i stang.
 

HISSIN50

"How long does it take to get help in here?
15 Year Member
Nov 29, 1999
31,179
34
129
Dec 1, 2004
#38
  • Dec 1, 2004
  • #38
5.0 Nostalgia said:
I think that a lot of the people that claim they are getting over 280 miles per gallon
Click to expand...
those folks are really doing well. the only way most 5.0's could do that would be to drop the car out of the air at 280 miles up and let it idle while falling.
 

blkstangman88

New Member
Apr 6, 2004
646
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0
Dec 1, 2004
#39
  • Dec 1, 2004
  • #39
310 mile to a full tank here, that highway and intown driving....i foun dit pretty neat
 

crazypete

All my crevices are greased.
Oct 22, 2004
930
4
18
Arlington, MA
Dec 1, 2004
#40
  • Dec 1, 2004
  • #40
I bet if you did a weight/load reduction campaign, you could significantly boost your mpg.

Pullies, aftermarket ignition, synthetics and pull out the over 400 lbs of useless crap in one of these cars, 16 inch tires and 2.73's with a .67 OD, you could get 25-26 mpg easy.
 
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