5.9L 12V Performance Discussion of 12 Valve 5.9 Liter Dodge Cummins Diesels with P7100 Injection Pumps Related to Performance and Longevity

wastegate hose

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Old 10-30-2010, 09:16 PM
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Default wastegate hose

ok on my 95 i've got a metal wastegate then on my buddies 96 he has a rubber one and then my other buddies dad has a metal one on his 97 can anyone explain to me why it would be this way? and they are all 12v 2500
 
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Old 10-31-2010, 08:24 PM
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They should all be metal.. you talking the one that runs to the afc? Somebody prolly kinked the original line while messing w/ or replacing the turbo, so they just put rubber in there.

But I COULD be wrong.
 
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Old 11-01-2010, 01:41 AM
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well my buddy who has the rubber one got the truck from his dad and it was completely stock because he clamped his waste gate with a lil device he was given and we went to put it on my truck and we couldn't since the line was metal
 
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Old 11-01-2010, 05:55 PM
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clamping the wg is bad; easy to overboost that way. But somebody before his dad or whatever was messing with it and crimped off the line.
 
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Old 11-02-2010, 09:34 AM
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well his dad past away and he didn't really do anything to the truck besides drive it and he got the truck and then when he ordered a fuel plate it came with the boost elbow but his bro-in-law gave him that lil clamping device to clamp off his wastegate and he said he just reached up there and put it on the hose but i think we may install the boost elbow in my truck and see what it does

and he did tell me he was pushing about 40 psi with it clamped
 
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Old 11-02-2010, 04:43 PM
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Dude... 40psi on an hx35= bye bye hx35 in NO time at all. Unclamp the wg. But drill/tap the TIP by the compressor wheel and put the boost elbow there and dial it in for about 32psi.
 
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Old 11-02-2010, 07:23 PM
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ok how exactly do you dial them in for that? i've never messed with them before
 
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Old 11-02-2010, 09:23 PM
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all you have to do is drill/tap the TIP of the compressor housing and screw in the boost elbow. Then there is an allen head adjuster on the backside of it. You screw it in/out until you hold about 32psi of boost, as per your boost gauge. It's a sweet deal man. You can buy fuelplate/boost elbow combos for like $32 shipped on ebay.
 
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Old 11-03-2010, 09:21 AM
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ok yeah he ordered his off of ebay i ust yanked my plate out and haven't thought about putting it back in yet
 
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Old 11-03-2010, 10:00 PM
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there are two ways that the wastegate runs on these trucks, one is line that comes from the back of the afc housing-it runs across the head to the turbo wastegate, the other style is there is a rubber line that comes off the front of the compressor and goes to the wastegate, you could put the boost elbow in either location and set the boost for 32-35psi
 


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