1st Generation Dodge Cummins 89-93 Discussion of 12 Valve 5.9 Liter Dodge Cummins Diesels with Rotary Injection Pumps

Achieving 250 hp.

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Old Jan 18, 2012 | 09:50 PM
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CUMMINStagetcha19's Avatar
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Default Achieving 250 hp.

Hi i have a 92 first gen auto 518 4x4 with 33's currently. i have the fuel pin turned, and a k&n filter. I have been reading possible mods and with much thought still havent came up with a combo. the truck has a gooseneck ball, and a reese hitch. i'm looking for a little smoke, who doesn't like just a little? The plan with the truck is about 250 horse, will be able to tow, but lookin more for mpgs and drive ability. currently my h1c makes about 8 to 10 psi. i believe it's because there arent enough ponies to get er spinning. thats the jist, what is your ideas?
 
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Old Jan 18, 2012 | 10:27 PM
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Turn up that pump. Although that will decreese your Mpgs but if you want more hp and boost without spending a bunch of money that's the first step
 
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Old Jan 18, 2012 | 10:36 PM
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i think you should be making more boost than that even stock from what ive heard from other people. check for some boost leaks. you should be able to get around 250 pretty easily from pump tunes, a better fuel pin, and some other basic stuff. oh and depending on how good ur tranny is and such.
 
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Old Jan 18, 2012 | 10:45 PM
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FYI dont tell people on here that u want smoke its like a sin or something but anyways if u dont have guages get some before u do to much that way u dont burn it up and a 3200 gov spring makes it alot more driveable.
 
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Old Jan 19, 2012 | 08:02 AM
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yep smoke aint everything. its literally ur money going up in smoke.
 
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Old Jan 19, 2012 | 08:59 AM
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I would focus on beefing up the 518 before anything else, and get rid of the k&n. You might have a boost leak or the torque converter is worn out not putting a full load on the engine.
 
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Old Jan 19, 2012 | 10:53 AM
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Whats wrong with the k&n?
 
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Old Jan 19, 2012 | 11:39 AM
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they filter poorly and will eat up a turbo
 
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Old Jan 19, 2012 | 11:57 AM
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I have ran them in both of the trucks I have owned and never had a problem.
 
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Old Jan 19, 2012 | 12:52 PM
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same here. only issue i has was i put too much oil on the filter the first time when i was running my stock turbo and it made the compressor wheel have a blackish film on it, but no issues with my hx40 yet.
 
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