Raising boost?

Pigott

Fresh Recruit
Hi everyone I have recently bought a starlet gt turbo and it's got the TD04 conversion but is only running 0.5 bar boost. I want to up it safely but not sure what I can take it too and what's needed to do this? E.g can I just buy an adjustable actuator and wind it up or can I use a manual boost controller? Can someone please help....
 

glanza2281

Member +
You need to have a wastegate with a spring that can actually hold the amount of boost you want before it opens. eg a .8bar spring will hold wastegate close until the car actually makes .8bar. In your case it would be the actuator... having said that be careful when raising the boost. You must have a good fuel mgt system before you do that.

How much boost you wish hit??
 

AdamB

Member +
Has it got any fueling mods? You can raise to 0.6 bar safely, but anymore would require AFR's and det checked to be safe.
 

keep-it-flat

Member +
your best bet is to list the spec of the car first to show whats done to it,
people will be able to give u an accurate answer then
 
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