12 Valve 2nd Gen Dodge Cummins 94-98 Discussion of 12 Valve 5.9 Liter Dodge Cummins Diesels with P7100 Injection Pumps

Installing Gauges

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Old May 19, 2009 | 08:32 PM
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Default Installing Gauges

i have a glow shift egt and a boost gauge any tips or tricks to install them>?
 
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Old May 19, 2009 | 08:34 PM
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uh not really. other than that i found it best to drill a new hole below my firewall and stuck a gromet in there for the boost tube... that way it dont get smooshed
 
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Old May 20, 2009 | 10:04 PM
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do i need to get the job done? tools? materials?
 
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Old May 20, 2009 | 11:21 PM
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Drill, various bits, grommet to go through firewall, if you don't have a tapped port for exhaust you have to weld one on, and on the boost you have to drill and tap a hole for the fittings. Also, you need to decide if you want to put your pyro pre turbo or post turbo. Post turbo is easier, but be aware it is about 300 degrees cooler when you look at the temp post turbo. Not much to it really, just chasing some tubes and wires around and drilling a few holes!
 
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Old May 20, 2009 | 11:27 PM
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you need a 1/8 NPT threader... then u drill two holes... one for egt and one for boost.. i forget what size you drill, but its a bit smaller than the 1/8 NPT head.. then you thread the two holes and screw in the glowshift probes
 
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Old May 21, 2009 | 12:55 AM
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Originally Posted by Meralain
Drill, various bits, grommet to go through firewall, if you don't have a tapped port for exhaust you have to weld one on, and on the boost you have to drill and tap a hole for the fittings. Also, you need to decide if you want to put your pyro pre turbo or post turbo. Post turbo is easier, but be aware it is about 300 degrees cooler when you look at the temp post turbo. Not much to it really, just chasing some tubes and wires around and drilling a few holes!
first you dont weld a port on your exhaust you drill and tap it were the 6 banks come together. secound you dont drill and tap anything on your intake to mount the boost guage there is already a 1/8"NPT plug in the side of the manifold between the #2 and #3 cylander, third its harder to drill post turbo because the cowl is in the way for of the drill which its better to do pre turbo anyway. separated the turbo 1" away from the exhast maniflod, put a rag between the two, drill/tap, start wngine with rag in there only for a few secounds withought igniting the rag then put it back together
 
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Old May 21, 2009 | 02:00 AM
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x2
 
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Old May 21, 2009 | 09:09 AM
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Originally Posted by djwhonda92
uh not really. other than that i found it best to drill a new hole below my firewall and stuck a gromet in there for the boost tube... that way it dont get smooshed
There is no need to drill any holes in the firewall when installing guages - there is a huge grommet there already (at least there is on my 98 and 2001 trucks).
 
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Old May 21, 2009 | 09:12 AM
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Originally Posted by 94cummins12v
first you dont weld a port on your exhaust you drill and tap it were the 6 banks come together. secound you dont drill and tap anything on your intake to mount the boost guage there is already a 1/8"NPT plug in the side of the manifold between the #2 and #3 cylander, third its harder to drill post turbo because the cowl is in the way for of the drill which its better to do pre turbo anyway. separated the turbo 1" away from the exhast maniflod, put a rag between the two, drill/tap, start wngine with rag in there only for a few secounds withought igniting the rag then put it back together
Pyrometer:

Name:  110_2365.jpg
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Size:  56.8 KB


Boost Guage:

Name:  gauge_boost_59liter.jpg
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Size:  16.4 KB

You can also drill and tap the intake horn but why bother?
 
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Old May 21, 2009 | 10:25 AM
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thanks evil i was looking for pics last night of it and didnt seem to come up with any. FYI do not drill in the center of the exhasut manifold, you have to either go slightly back or forward becasue there is a rib in the center. i drilled threw it and had to drill another hole
 
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