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Discussion Starter #1
i just bought a 03 king ranch 4x4 7.3 i cut out the muffler and put a diablo predator set to the 65 horse setting im not looking to get crazy with it because its my girlfriends but i personally am a cummins man and dont know much about powerstrokes so does anybody no of anything i should be concerned about or any other little upgrades i might want to look at
 

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Diesel Enthusiast
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Grab a $25 CPS sensor and a 10mm wrench and put them in the glove box, other than that, a little bit of TLC and that thing will last her until long after she gets tired of driving it.
 

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Discussion Starter #3
thanks for the info i hopefully added a little insurance to it today by switching all the fluids to synthetic im running sythetic rotlella in the engine and the transmission the front end and rear end all have amsoil synthetics
 

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where did you find a king ranch 7.3l??
 

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brietwyk said:
where did you find a king ranch 7.3l??
That's what I'm wondering.....


Last year was 06, not 03 for the 7.3L. Just have to move to Australia.
 

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brietwyk said:
where did you find a king ranch 7.3l??
I think he made a deal with the devil... Either he's a lucky SOB, or he's getting the Lariat confused with the KR. :shrug:
 

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did they make them?
 

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not that i know of, but if he got 1 im extremely jealous. i looked high and low for 1 for about 6 months
 

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Gauges??? Your going to cook that 7.3 with that diablo crap!!!
 

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Discussion Starter #10
hell im not only one around here with one i thought the 03 king ranches were only 6.0s but i noticed that a buddy of mines 03 king ranch that he had straight piped did not sound like a 6.0 and there it was a 7.3 sitting in the engine bay also a i smoked a early model duramax with it the other day i dont no what mods he had but he had no muffler and i could here his turbo pretty good
 

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you got a picture of this truck ive never seen one before
 

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Dieselis' Maximus
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If this is true there can only be a handful of them.
 
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