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Factory turbo limit

Discussion in 'Introductions' started by Tassie Devil, Sep 11, 2019.

  1. Tassie Devil

    Tassie Devil Copenworld Newbie

    Joined:
    Nov 21, 2018
    Location:
    Tasmania
    Car(s):
    2003 Diahatsu Copen 0.7 turbo
    Hi, what's the highest psi have you guys squeezed out of the factory turbo before it shit it self ???
     
  2. jez77

    jez77 Copenworld Regular

    Joined:
    Jan 16, 2015
    Location:
    Brisbane Australia
    Car(s):
    2003 Daihatsu Copen
    2000 Toyota RAV4
    I found the boost starts to drop off at higher revs due to turbo being too small even at standard boost. Increasing the boost may give you some gain down low but it will likely not help at the top end.
     
  3. welz

    welz Copenworld Regular

    Joined:
    Jun 8, 2015
    Location:
    Leverkusen, Germany
    Car(s):
    copen 2003
    if you will play with the turbo you must play with the ecu too. the factory turbo goes up to 0,5 psi. An endless and very risk and expensive play.Nobody doesn`t need it with this tiny car. change that car to an Nissan GTR. My five cents, after play with that for thousands of euros...
     
    Last edited: Sep 11, 2019

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