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1999 to 2003 7.3L Power Stroke Diesel 7.3L Power Stroke Diesel equipped Super Duty and Excursion. |
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#1
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Ok Cody, so no turbo, just injectors and tuning. You mention towing 8-9k lbs. What about 13-14k lbs, how long do you think the stock turbo will last?
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Bob- 2003 F250 Lariat 7.3PSD CC SB FX4 Kwik (6637) Filter, RE 2.5" leveling kit, F350 Rear Blocks, TC Lock, Fumoto, EBPV/Exhaust Brake,6.0 Tranny Cooler, AIH Delete, IssPro EV2 Gauges, PHP Phoenix stock, 25tow, 40tow, 65tow, 80dd, 100perf, In-tank mods, Muffler Delete, WW, FRx,HPx, JW Stage 1 Trans, Swamps HV/HF IDM -Pulling a 38' Forest River Sierra 5th Wheel |
#2
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Lots of great info because i want to make 400hp one day in my 02.
I was looking at a 38r a set of hybrids and a srp1 plus a rr and custom tunes. Oh valve body and converter for tranny ![]() |
#3
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![]() Quote:
![]() I haven't had a chance to pull more than 9K lbs. since I've been home this year. I used to pull that kind of weight regularly back when I had a wife with horses...... That being said, I don't think that the truck would physically have any problems with that kind of weight, but I would absolutely NEED to get a different turbocharger or I would have to drive in 3rd gear. The surge is terrible above 9-10 PSI at 2000-2300 RPM and being under 10K lbs. keeps me at about 7-8 PSI on flat ground maintaining speed (picking nits, I know). In addition, I'm being "bad" because of the 20" tires I'm using. They're not light truck tires and the sidewalls are a bit spongy....the weight rating is fine, but they're only load range "C" tires. The price we pay to look cool, I guess. ![]() Anyhoo.... turbosuzuki has the right idea. If you want to USE your truck with anything above what stock injectors can give you, I would suggest a turbocharger and some increased transmission strength for reliability. We all know how much it sucks using a stock turbo with more fuel when towing and I have overcome the stock transmission's ability to "hold" when towing without cranking up the line pressure to insane levels. Have a great one. |
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