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Wastegate Spring issue

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Old Mar 5, 2016 | 07:25 PM
  #1  
94eg5squadMD's Avatar
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Default Wastegate Spring issue

Question for you guys

I Got 2 brand new 44mm tial mvr gates. Never been used or had springs in them. Each came with all the springs

By looking at the spring colors one gate had the "golds and Browns" and the other had "green blue red etc " so they are just 2 different manufacturing dates as the chart shows

I wanted around 8psi of boost just running the gates

So I used 2 springs in each gate. One gate I did brown and maroon and the other green and blue (like chart says)

For some reason when I'm at WOT the car is seeing about 12-13psi and no more and no less

The boost controller is turned off and not even wired but the hoses are ran to it like it is

How come it's not 8psi like spring color says?. Am I reading chart wrong or is it because the vacuum lines are ran to the controller but controller isn't on?
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Old Mar 5, 2016 | 08:16 PM
  #2  
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Default Re: Wastegate Spring issue

you have the vacuum lines hooked up to your boost controller just not wired in? if this is the case thats your problem. a boost controller normally adds 20% more pressure when its turned all the way down. hook the gates straight to the intka eand call it a day.
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Old Mar 5, 2016 | 11:13 PM
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Default Re: Wastegate Spring issue

It's a electronic hondata controller. I was under the assumption that , that is why hondata pretty much gives you the ability to activate and de activate the controller for a reason. So when it's De activated or not turned on, that the car should run on waste gate spring only

Isn't that how tuners and most first dyno pulls go ? Turn controller off and do a pull on the gate to see what spring and what base power the car makes ?

I know on a car i had previously to figure out what spring I had in the gate I was able to just turn off controller do a pull see it go to 8psi and say hey I guess I got a 8psi spring (since I bought the gate used and never opened it )
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Old Mar 6, 2016 | 11:49 AM
  #4  
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Default Re: Wastegate Spring issue

Pretty sure the Hondata boost control solenoid is "Normally closed". So in the event of a failure the solenoid will close forcing you to run at wastegate spring so you dont damage anything.
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Old Mar 6, 2016 | 01:29 PM
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Default Re: Wastegate Spring issue

Make sense. So with it being closed now how is it affecting running on spring only ? Seems that if that's how it works then it should still be able to operate on spring just fine
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