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-   -   lower boost than wastegate (https://www.homemadeturbo.com/forced-induction-7/lower-boost-than-wastegate-80288/)

whatupdohc 07-17-2007 11:14 AM

lower boost than wastegate
 
i want to know if my wg is set at 8psi can i make a bleeder valve so i can only get about 5-6 psi at the manifold plz dont flame to hard

ghettoturbo 07-17-2007 11:18 AM

Re: lower boost than wastegate
 
nope...you can only raise it that way. Best bet is to find another or go external. If you lengthen the arm or shim it, you will lower your boost but increase spool time

whatupdohc 07-17-2007 11:30 AM

Re: lower boost than wastegate
 
i have a kkk k14 turbo and i only want to run 5-7 psi cuz i am goin to do the missing link and fmu trick i know that is the shitty way of doin it but i want to be turboed very soon i will get a basemap if i can find someone that has an obd0 ecu and a set of 450s or somethin like that i have a vafc but i am runin a dohc zc so i am not shere if i want to do the afc hack or not any suggestion ?

AWDstylez 07-17-2007 11:42 AM

Re: lower boost than wastegate
 
No, you definately can't go down. You're going to have to find a lighter spring or somehow ghetto rig that one.

whiterice 07-17-2007 12:00 PM

Re: lower boost than wastegate
 
if you have the vafc, then you dont need the fmu and missing link.
doesn't matter that it's a dohc zc.
what is the stock wastegate set to?

whatupdohc 07-17-2007 12:29 PM

Re: lower boost than wastegate
 
i have no clue what the wastegat is set at does anyone want to trade turbos or maby some cash involed let me know

whiterice 07-17-2007 12:33 PM

Re: lower boost than wastegate
 
you can try getting another wastegate actuator from another turbo or you can do the carb spring trick.
use a spring in it's place to hold the flapper closed. if it opens to soon, stretch the spring more or add a stronger one.
straight hmt.

idiot-stick 07-17-2007 02:22 PM

Re: lower boost than wastegate
 
drill a hole in your manifold. Each 1/4" hole is -1 psi.

ososlohatch 07-17-2007 03:08 PM

Re: lower boost than wastegate
 

Originally Posted by SloS13
drill a hole in your manifold. Each 1/4" hole is -1 psi.

actually its 2.7645 psi noooooob ;D

dirtygsr94 07-17-2007 03:10 PM

Re: lower boost than wastegate
 
i cut an acuator arm and threaded both ends before. used a hollow metal bar and some nuts to adjust the length worked great and cheap.


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