Driving w/ turbo installed NO IC Piping

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Old Aug 3, 2004 | 11:52 AM
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Default Driving w/ turbo installed NO IC Piping

Would it cause damage to your turbo if you drive your car with turbo, but no intercooler piping installed? I heard it wont do anything, but i also herad it can over spin the turbo.

Also could I drive my car with the complete turbo kit installed w/ piping, with stock injectors? would it cause damage to the motor? even if i dont rev my car up to where it would boost? would it be better if i ran 310 injectors, but will i need an fmu?

last questions
what does the resistor box actually do? what does it resist to? what application if it needed for?

THANKS
-Alex
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Old Aug 3, 2004 | 11:54 AM
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Default Re: Driving w/ turbo installed NO IC Piping (AL ASPIRATED)

Do not run w/o charge piping, it can overspeed the turbo and possibly let debris into the turbo if it is not sealed up.

You might be able to run an installed turbo kit with stock injectors.....if you bypass or hold open the WG poppet or valve and drive it carefully to build no/minimal boost pressure. Why don't you just wait until you have all your stuff together and install at once...why chance it?

Adding an injector resitor box allows you to run peak and hold injectors (larger sizes) in a car with satrurated injectors. The box is added to the injector circuit.
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Old Aug 3, 2004 | 12:07 PM
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Default Re: Driving w/ turbo installed NO IC Piping (BROOD)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by BROOD &raquo;</TD></TR><TR><TD CLASS="quote">Do not run w/o charge piping, it can overspeed the turbo and possibly let debris into the turbo if it is not sealed up.

You might be able to run an installed turbo kit with stock injectors.....if you bypass or hold open the WG poppet or valve and drive it carefully to build no/minimal boost pressure. Why don't you just wait until you have all your stuff together and install at once...why chance it?

Adding an injector resitor box allows you to run peak and hold injectors (larger sizes) in a car with satrurated injectors. The box is added to the injector circuit.</TD></TR></TABLE> what he said. u wont need a resister box for 310 inj
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Old Aug 3, 2004 | 12:33 PM
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Default Re: Driving w/ turbo installed NO IC Piping (BROOD)

[QUOTE=BROOD]Do not run w/o charge piping, it can overspeed the turbo and possibly let debris into the turbo if it is not sealed up.
QUOTE]

how does it overspeed the turbo?

i wanted to install the turbo myself but have phil at SPOOLIN PERFORMANCE make my piping.

i want to get my piping done ASAP, so i dont make it seem like imma flake on phil, besides hes a good guy and hes giving me a good offer.

i want to know if i can drive on the stock injectors, because i just wanted to be able to drive home from phils shop, so it can sit until i get the rest of my parts, and await for tuning from frank at RACETUNE


THANKS
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Old Aug 3, 2004 | 12:36 PM
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Uhm...

Hey man don't drive your car with a turbo hooked up to it.. MINUS charge piping.

You're going to blow the turbo for sure from dirt, dust, and debris. If you have to change oil for this reason, what do you think open air will do to it?

Second, I hope you aren't planning on seeing actual..... gains..... from running it like that. I mean I hope you were talking about just having it on there because of impatience to get the rest of the setup... because then i'd have to direct you to http://www.howthingswork.com for more info on Turbochargers.

Third, .. . . . . it's just plain out silly!

Just get the rest of your setup. I have charge pipes and a BOV for sale if that's what you need.
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Old Aug 3, 2004 | 12:37 PM
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Default Re: Driving w/ turbo installed NO IC Piping (AL ASPIRATED)

It will over-speed the turbo because the waste gate will never open, the WG need's boost to open, how can it if it never see's boost because the charge pipe is not hooked up?
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Old Aug 3, 2004 | 12:39 PM
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Default Re: Driving w/ turbo installed NO IC Piping (Jeffescortlx)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by Jeffescortlx &raquo;</TD></TR><TR><TD CLASS="quote">how can it if it never see's boost because the charge pipe is not hooked up?</TD></TR></TABLE>

sorry im having trouble understanding the last part.
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Old Aug 3, 2004 | 01:18 PM
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Default Re: Driving w/ turbo installed NO IC Piping (AL ASPIRATED)

Um let me try again.

If the waste gate never open's, the turbo will spin faster and faster...ect. (when boosting)

For the waste gate to open, it need's the boost signal from either the intake manifold or some where after the turbo out let.
That boost signal is not there, because the charge pipe is missing, so the waste gate will never open, causing the turbo to over spin.
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Old Aug 3, 2004 | 01:43 PM
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Default Re: Driving w/ turbo installed NO IC Piping (Jeffescortlx)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by Jeffescortlx &raquo;</TD></TR><TR><TD CLASS="quote">It will over-speed the turbo because the waste gate will never open, the WG need's boost to open, how can it if it never see's boost because the charge pipe is not hooked up?</TD></TR></TABLE>

Yeah, but if you don't rev your engine to redline and keep it at a low rpm, is the turbo really going to boost enough that the wastegate would need to open?
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Old Aug 3, 2004 | 01:53 PM
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Default Re: (Civic Hx-T)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by Civic Hx-T &raquo;</TD></TR><TR><TD CLASS="quote">Uhm...

Hey man don't drive your car with a turbo hooked up to it.. MINUS charge piping.

You're going to blow the turbo for sure from dirt, dust, and debris. If you have to change oil for this reason, what do you think open air will do to it?

Second, I hope you aren't planning on seeing actual..... gains..... from running it like that. I mean I hope you were talking about just having it on there because of impatience to get the rest of the setup... because then i'd have to direct you to http://www.howthingswork.com for more info on Turbochargers.

Third, .. . . . . it's just plain out silly!

Just get the rest of your setup. I have charge pipes and a BOV for sale if that's what you need.</TD></TR></TABLE>


its not that im impatient, its just that i want to install my turbo myself, but i need to get custom piping. i wanted to know if itll be alright to drive on it so that i can make an hr drive to get my piping made. i will not rev over 4k, so i dont think it will boost enough to damage anything.

i was also told to just take out the wastegate spring, will the make it so that not will get damage?

but thanks for everything guys, please still post your thoughts
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Old Aug 3, 2004 | 01:57 PM
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Default Re: Driving w/ turbo installed NO IC Piping (RyanCivic2000)

Yes, it can. With nothing to compress, there is nothing stopping the turbine from spinning to match the velocity of the exhaust.

Even at 2500 RPM, there is enough exhaust gas velocity to make the turbine surpass its rated speed. (Many turbos make full boost by 2500 RPM compressing a small volume of air; imagine it's doing the same thing only trying to compress the entire atmosphere)
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Old Aug 3, 2004 | 05:06 PM
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Default Re: Driving w/ turbo installed NO IC Piping (beepy)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by beepy &raquo;</TD></TR><TR><TD CLASS="quote">Yes, it can. With nothing to compress, there is nothing stopping the turbine from spinning to match the velocity of the exhaust.

Even at 2500 RPM, there is enough exhaust gas velocity to make the turbine surpass its rated speed. (Many turbos make full boost by 2500 RPM compressing a small volume of air; imagine it's doing the same thing only trying to compress the entire atmosphere)
</TD></TR></TABLE>

would it hyelp if i just took out the wastgate spring?
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Old Aug 3, 2004 | 07:06 PM
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Default Re: Driving w/ turbo installed NO IC Piping (AL ASPIRATED)

an hour drive is pushing it if it was like 30 minutes than id saying keep it under 2500 and drive like a granny but an hour drive like that sumethings bound to happen. i had a cracked outlet pipe on my turbo and i had no clue till i lifted it up in the air and man i drove like a lil girl till i got that pipe fixxed.
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Old Aug 3, 2004 | 09:41 PM
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Default Re: Driving w/ turbo installed NO IC Piping (AL ASPIRATED)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by AL ASPIRATED &raquo;</TD></TR><TR><TD CLASS="quote">

would it hyelp if i just took out the wastgate spring?</TD></TR></TABLE>
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Old Aug 4, 2004 | 01:38 AM
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Default Re: Driving w/ turbo installed NO IC Piping (AL ASPIRATED)

why dont you just throw the manifold/turbo and everything in the back of your car, hook up a stock exhaust manifold and drive it to the shop....then once you get to the shop, then mount everything?.............just and idea..
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Old Aug 4, 2004 | 03:10 AM
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Default Re: Driving w/ turbo installed NO IC Piping (R...)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by R... &raquo;</TD></TR><TR><TD CLASS="quote">why dont you just throw the manifold/turbo and everything in the back of your car, hook up a stock exhaust manifold and drive it to the shop....then once you get to the shop, then mount everything?.............just and idea..</TD></TR></TABLE>
And idea... but a good one
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Old Aug 4, 2004 | 04:02 AM
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Default Re: Driving w/ turbo installed NO IC Piping (AL ASPIRATED)

To all that say it won't allow the WG to open.....be creative, the WG spring can be removed on external WGs, the entire external WG can be removed and replaced with a pipe blank, the actuator can be removed and the arm can be held open on internal WGs

Besides the obvious dirt injection possibility;
The turbo can more likely overspeed due to the lack of pumping losses. Think about blowing through a straw whit a ballon on the other side. Now just blow out of your mouth. Which is easier? Which reaches the max velocity first?
(a rough example, but it should be enough to get the point across)
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Old Aug 4, 2004 | 04:56 AM
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Default Re: Driving w/ turbo installed NO IC Piping (RyanCivic2000)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by RyanCivic2000 &raquo;</TD></TR><TR><TD CLASS="quote">Yeah, but if you don't rev your engine to redline and keep it at a low rpm, is the turbo really going to boost enough that the wastegate would need to open?</TD></TR></TABLE>

If the rpms are low enough the turbo won't over-spin. Do you really want to find out how low is low enough? Keep in mind the turbo has relatively zero load. How much gas do you have to give an unloaded engine for it to hit the rev limiter? Not much. A turbocharger doesn't have a rev-limiter....
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Old Aug 4, 2004 | 09:42 AM
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Default Re: Driving w/ turbo installed NO IC Piping (BROOD)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by BROOD &raquo;</TD></TR><TR><TD CLASS="quote">To all that say it won't allow the WG to open.....be creative, the WG spring can be removed on external WGs, the entire external WG can be removed and replaced with a pipe blank, the actuator can be removed and the arm can be held open on internal WGs

) </TD></TR></TABLE>

will this allow the turbo not tospin?

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by R... &raquo;</TD></TR><TR><TD CLASS="quote">why dont you just throw the manifold/turbo and everything in the back of your car, hook up a stock exhaust manifold and drive it to the shop....then once you get to the shop, then mount everything?.............just and idea..</TD></TR></TABLE>


where will i do the install? im bring the car to a shop, im sure they wont let me work on my car there, nd i dont really wanna pay for labor to get the turbo install, im just trying to get piping there.
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Old Aug 4, 2004 | 11:57 AM
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Default Re: Driving w/ turbo installed NO IC Piping (AL ASPIRATED)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by AL ASPIRATED &raquo;</TD></TR><TR><TD CLASS="quote">
where will i do the install? im bring the car to a shop, im sure they wont let me work on my car there, nd i dont really wanna pay for labor to get the turbo install, im just trying to get piping there.</TD></TR></TABLE>
**** just do it in the parking lot...it doesnt take that much time to mock up a turbo setup....
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Old Aug 4, 2004 | 12:05 PM
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Default Re: Driving w/ turbo installed NO IC Piping (AL ASPIRATED)

your turbo will be fine if you run without charge piping.

When I blew off a charge pipe I ran the car until I got home. Just dont get on it. You have to drive really slow.

Jon
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Old Aug 4, 2004 | 01:13 PM
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Default Re: Driving w/ turbo installed NO IC Piping (shadow103rd)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by shadow103rd &raquo;</TD></TR><TR><TD CLASS="quote">your turbo will be fine if you run without charge piping.

When I blew off a charge pipe I ran the car until I got home. Just dont get on it. You have to drive really slow.

Jon</TD></TR></TABLE>

I had a similar thing happen with my second failed turbo. Made 7 pounds at WOT, the piping blew off, and the turbo screamed like a banshee.

After that I had oiling problems and had to remove the oil feed on the poor turbo. Later when I replaced the turbo I found the turbine blade, or what was left of it, in my catalytic convertor.
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Old Aug 4, 2004 | 07:39 PM
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Default Re: Driving w/ turbo installed NO IC Piping (beepy)

When it happened. I was only on the throttle when I needed to be, never aboe 3000 rpms, and coasted in neutral as much as I could. I know its not safe at all to drive your car around with no piping, but I had no choice. I wasnt going to tow it when im only like 4 miles from my house.

Jon
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Old Aug 6, 2004 | 02:05 PM
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Default Re: Driving w/ turbo installed NO IC Piping (AL ASPIRATED)

if it has in internal wastegate, put a cap over the compressor outlet... and clamp it down, drill a hole or two in the end of the cap. This will allow it to create pressure, and open the wastegate.
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Old Aug 8, 2004 | 08:03 PM
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hrm
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