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Boosting horsepower in a 1991 F-250
2 Replies

I have a 1991 Ford F-250.  It runs a 5.7 litre EFI V-8 and an automatic overdrive.  The problem is that it feels a good bit under-powered and it drinks gas.  I know that if the…Continue

Tags: boosts, horsepower

Started this discussion. Last reply by John Dow May 24.

 

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John Dow replied to Marty's discussion Boosting horsepower in a 1991 F-250
"better to have it checked, pal. were you able to find solution to this?"
May 24
Tom Walsh replied to Marty's discussion Boosting horsepower in a 1991 F-250
"Well you can do several things to try to fix this problem : 1) a complete tune up; 2)replace stock exaust with headers; 3)a new computer or tuner if available; 4)replace the cat converter; 5) or you could replace the feul injected engine with a…"
Jul 29, 2014
Marty posted a discussion

Boosting horsepower in a 1991 F-250

I have a 1991 Ford F-250.  It runs a 5.7 litre EFI V-8 and an automatic overdrive.  The problem is that it feels a good bit under-powered and it drinks gas.  I know that if the torque/weight-distribution is right on a heavier vehicle, the fuel economy is better.  I'm not expecting a huge improvement but it just seems like if I could boost the horsepower about 75 to 100 horse I could not only improve the problem of it being underpowered but I would suspect the fuel economy would improve.Here are…See More
Mar 1, 2013

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Martin

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At 9:51pm on January 19, 2009, rodeored said…
hey marty you shoud join www.isuzupup.com and www.planetisuzoo.com

ask there, you'll have the answer in no time flat
At 4:11pm on November 16, 2008, Marty said…
I have a 1981 Isuzu P'up that runs a teeny 1.8 liter engine, I'd like to know what might interchange on my bell housing or even transfer case... Any suggestions...
 
 
 

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