5.4 vs v10 vs PSD Longevity

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Old Jul 26, 2007 | 12:28 PM
  #16  
keith97xlt's Avatar
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my neighbor has a 03 250 superduty with a 5.4 . hes in the scrap metal bussiness. even wih just 7-800 lbs it struggles. no problem holding the weight, its just getting it moving.
 

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Old Jul 26, 2007 | 12:43 PM
  #17  
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Originally Posted by keith97xlt
my neighbor has a 03 250 superduty with a 5.4 . hes in the scrap metal bussiness. even wih just 7-800 lbs it struggles. no problem holding the weight, its just getting it moving.

Yes i have never understood the purpose of a 5.4 in the superduty. I know a company in where i am that have several 2000ish sd with the 5.4 they are long box crew cabs. They must be a dog or have like 8:1 gears
 
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Old Jul 26, 2007 | 08:31 PM
  #18  
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Thanks for all the input guys.

So, as I suspected the choice boils down to the V10 vs the 7.3 PSD and the PSD is the longevity king.

Does that mean that faced with a V10 with 130K miles on it and a PSD with 230K on it and a $2K price premium, you guys would pick the PSD?
 
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Old Jul 26, 2007 | 10:37 PM
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Originally Posted by Ray916MN
Thanks for all the input guys.

So, as I suspected the choice boils down to the V10 vs the 7.3 PSD and the PSD is the longevity king.

Does that mean that faced with a V10 with 130K miles on it and a PSD with 230K on it and a $2K price premium, you guys would pick the PSD?

Its a tough call. The trucks share the same drivetrain, suspension, steering etc and the PSD have over 100k miles more on it. Think about things like the AC compressor, alternator, ball joints etc. They wear out at the same rate regardless of the engine.
 
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Old Jul 27, 2007 | 05:19 AM
  #20  
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didnt ford boost up the 4.6 /5.4 power in 2004??
 
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Old Jul 27, 2007 | 05:25 AM
  #21  
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The 5four did , it received a another valve -

5.4-liter, 3-valve Triton™ V-8 engine produces 300 peak horsepower
 
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Old Jul 27, 2007 | 08:04 AM
  #22  
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Originally Posted by DarnEFNET
Its a tough call. The trucks share the same drivetrain, suspension, steering etc and the PSD have over 100k miles more on it. Think about things like the AC compressor, alternator, ball joints etc. They wear out at the same rate regardless of the engine.
Very true. So let me ask another question.

I've hauled a long distance with a PSD and aside from the gas mileage, what I liked was the torque. When I tow, I tow on average 300 miles one way. I like to use cruise control and haul between 70-80 mph when I tow and the PSD maintained whatever speed I wanted regardless of the terrain.

How will the V10 do in this situation towing 4-5K pounds? Does the 2000+ V10 have enough torque to do the same thing?
 
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Old Jul 27, 2007 | 09:13 AM
  #23  
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I think in a nutshell, the *only* downside to a PSD is extreme cold weather hassles. Most of the Super Dutys I see towing big trailers out on the Interstate are PSD.

I just checked specs for the V10 and the PSD for the 2000 model year.

PSD: 235hp, 500 ft/lb
V10: 310hp, 425 ft/lb

I also checked 2002, the V10 specs the same but the PSD has 2 versions, 250hp/505 ft/lb and 275hp/525 ft/lb.

I am not speaking from personal experience, but I think a V10 should be able to tow pretty close to the PSD, what it lacks in torque it makes up for it somewhat with HP. The V10 will definitely cost more to feed the tank, gas mileage will probably be single digits towing. I think the PSD should get in the low teens.
 
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Old Jul 27, 2007 | 10:52 AM
  #24  
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Originally Posted by glc
but the PSD has 2 versions, 250hp/505 ft/lb and 275hp/525 ft/lb.
Automatic/6 Speed.
 
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