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| 7.3L IDI (Non-Powerstroke) Diesels Technical discussion of topics related to vehicles powered by the 7.3 Liter In-Direct Injection Navistar engines. |
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PSD problems
my father bought a 92 F-250 5SP with the 7.3L PSD and if i'm not mistaken thats the IDI one..
the problem is it takes about 15Min.s and a can either to start this thing up even in 50* weather but once it warmed up it will fire right up and let me tell you this thing is a POS but then again with 400,000 miles i would look about the same and it wasn't used very easy in those 400K miles so yes i'm impressed on how good it does with that kinda miles and the way it was used by the previous owner but we needed a 4X4 hunting truck and it had to burn oil(diesel)and this was the best option at the time.. one more question,whats the best way to add alittle extra HP to this thing.thanks for any help.later James |
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Glow plugs or relay that switches them on, also fuses.
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For power, you can turn the fuel pump up. Look in the tech section for instructions. You can also add a turbo kit. The injector pump may be getting weak also, but I would start by replacing the glow plugs and relay.
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I agree, turn up the pump, put new glow plugs and relay and plug it in. These trucks don't start good in cold weather, if you have used either the glow plugs are probably burned up, I hear that either will burn them up when they are red hot. There are some glow plugs on E-bay that are supposed to get a whole lot hotter and hold thier heat longer than factory, I think I am going to try them in my two IDI trucks. These trucks will run pretty good when they are smoking like a train! Good luck, let me know if I can help!
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thanks for all the info.next questions,how do you change and how hard is to the glow plugs or relay switch and someone mentioned turning up the pump for more power,could you go into a tad bit more info such as what to look for and wich screw to turn and so on.remember your talking to a tire guy so i don't get much under the hood time.
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