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Old Feb 20, 2005 | 09:15 PM
  #1  
Shawn7240's Avatar
Shawn7240
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From: Broadlands USA
99 needs help

Hello all
ok I know i have been thought all this before but my 99 v10 really needs help
i got 99 f 350 supercab long bed 4 wheeldrive with 3.73 gears, i only good 47000 miles on the truck, that why i bought it. i just love this truck, right up untill i hook to a trailer.
over the week end i hauled 2 antique tractor on a flatbed trailer.
the trailer itself weights 7500 lbs. one tractor weighted 8000 lbs and the other one weighted 4500 lbs
ok so thats 20000 lbs behind the truck. drove on interstate and 2 lane roads, not many hills.
you dont even think about using over drive, even with just the trailer.
i got 8.125 miles per gallon going empty with just the trailer, driving mostly around 65 mph
we loaded the tractors and headed home, 145 miles
it would run great from a stop, it shifted good and everything as long as you were accelerating it was going good, run right along in 3 rd gear about 62 mph and 2800 rpms, i didnt think that was bad for a gasser,
but when you come to an over pass out on the interstate, it was floord to keep it going and it would kick down into second gear and run about 4000 plus rpms untill you got over it and then it would put it back into 3 rd
now i for my mods i have done to it
it has a superchip set on tow-perforance
staight pipe off the cat, i think it sounds great
k an n air filter kit.
running good 93 octane gas

what are my next options, im thinking throttle body spacer, custom dual exhaust with an h pipe and no cats with small mufflers, dont think i wanna change to headers jsut by looking at the bolts, could be a nightmare
or the last option is a supercharger, but i dont know which one i should pick.

my biggest problem with my old diesel was i had to much power and couldnt hold a tranny at all.
i really dont wanna trade back to a diesel, but i have thougth about it, but i love this truck to much i would rather just have the biggest most powerfull gas truck around.
so i dont know
what do all of you experts think, im open to all options
 
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Old Feb 20, 2005 | 10:11 PM
  #2  
V10KLZZ71S's Avatar
V10KLZZ71S
Fleet Mechanic
Joined: Sep 2002
Posts: 1,769
Likes: 7
From: Gretna ,LA.
Forget the tb spacer, headers would help a lot, check my gallery [both] and check my exhaust set up.Some gears will really help.Headers are a pain but worth it.You have to realize you are pulling 20,000#'s,man that is a lot!My duals helped a bunch,then i added the headers and it gave me tons of low-end trq.I also added a BBK throttle body stock is dual 57 mm,the BBK is twin 65mm.The best supercharger i believe is the Whipple.They have a deal with Ford Racing making a kit for the 6.8.But you could probaly save some $$$ and get one from Whipple.If you pull that weight all the time get some 4.30's or 4.56's. Good luck.
 
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Old Feb 21, 2005 | 07:54 AM
  #3  
Fredvon4's Avatar
Fredvon4
Logistics Pro
Joined: Jan 2002
Posts: 3,733
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Club FTE Silver Member

The fact that your 99 4x4 with 3.73 gears can haul that much of an OVER LOAD is amazing in itself.

Sorry brother but it would be un ethical for me to advise on more power for you.

You are seriously over loading that trucks suspension, tires and brakes.

The fact that you can does not mean that you should.

I am not challenging your driving skills or abilities.

There are, and always will be, plenty of stupid "other" drivers out there sharing the road with us and it is these type of idiots that cause me to do all kinds of unique, heroic, and dangerous manuvers to keep from killing them, me, and my family.

I am on the road a lot several times a year and for the last few years I notice a trend for folks to get these big trucks and then think they are bullit proof and over load the hell out of them. I used to have this attitude. I can tell a LOT of sad stroies of folks climbing out of hot twisted steel down in the ditch and rolled over because some trucker, or mini van, or Q Tip, did something weird or stupid and the unfortunate who had the wreck paid a steep price.

Q Tip = White haired older folks in the left lane with right turn signal on both looking out left windows about 20mph under sped limit. From behind looks like a Q tip driving.

One of the reasons I jumped up to the F350 class was that I spent a lot of time towing over loaded with my 2001 F250. It was personal observation of one of these accidents where me and wife were witnes to the stupid who caused it and drove off. We stopped and there were some fatalities. The poor fellow who balled up his rig lived.... My semi professional observation of the accident was that if the Ford F250 hauling a 34ft jayco 5th wheel had not been over loaded the driver would have had much better chance to prevent his accident. I still see that bloody mess in my mind and the long totally out of control wild gyrations of his rig... At the sceen was me and my family in a similarly over loaded F250.

Many times it takes "significan emotional events" to change our behavior.

I do not deliberately over load my rigs any more even knowing that I can, I am a safe driver, and my truck can handle the pull.
 
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Old Feb 21, 2005 | 09:35 AM
  #4  
V10KLZZ71S's Avatar
V10KLZZ71S
Fleet Mechanic
Joined: Sep 2002
Posts: 1,769
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From: Gretna ,LA.
Q-TIP! Ha Ha!
 
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Old Feb 21, 2005 | 10:18 AM
  #5  
Big Orn's Avatar
Big Orn
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Joined: Jun 2003
Posts: 5,643
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From: NE Texas
Yea - 20K is too much. I did the 22K thing once and will never do it again. Went about 340 miles with it, shifting gears all the way. It was one of those "had to" deals that I got into to in the Ozark Mountains. Talking about cheek marks on the seats....

The 99's are not as powerful as the later models, but are still massive enough to to take the load...but it's not safe. I had a pinion seal go out during that pull, which means there was excessive pressure on that Dana 80 to begin with. There's so many factors you have to consider when overloading the truck and the engine.

Take 'er easy on that truck and it'll last a long time.

That's my advice, Shawn
 
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Old Feb 21, 2005 | 10:31 AM
  #6  
V10KLZZ71S's Avatar
V10KLZZ71S
Fleet Mechanic
Joined: Sep 2002
Posts: 1,769
Likes: 7
From: Gretna ,LA.
Ron,[Big Orn], I will be in Tennessee Colony Tex Feb 27 th till ?Still kinda far from N Boston, maybe we can meet somewhere in between during the week for lunch and a Heineken.
 
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Old Feb 21, 2005 | 11:42 AM
  #7  
Big Orn's Avatar
Big Orn
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Joined: Jun 2003
Posts: 5,643
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From: NE Texas
Originally Posted by V10KLZZ71S
Ron,[Big Orn], I will be in Tennessee Colony Tex Feb 27 th till ?Still kinda far from N Boston, maybe we can meet somewhere in between during the week for lunch and a Heineken.
I'll be in Lake Jackson - well, leaving Lake Jackson at noon.

Can't seem to get our trails to cross, huh, Daryl?

...way too many irons in the fire....
 
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