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-   -   part throttle boost (https://www.homemadeturbo.com/forced-induction-7/part-throttle-boost-86534/)

trioskater 12-01-2007 10:54 AM

part throttle boost
 
just wondering if any of you with aftermarket turbo kits see part throttle boost and if so how do you control it....

fe3tcourier 12-01-2007 11:24 AM

Re: part throttle boost
 
they are going to flame you.

if you have boost in front of the throttle when you are at part throttle that is a good thing for drivability and throttle response.

the answer is however, with the throttle dumb arse! lol

the bov will release the excess if you lift too much, and the wastegate will keep it low enough on that side if you havent lifted enough to actuate the bov.

good luck with the abuse you are probably about to suffer.

trioskater 12-01-2007 12:06 PM

Re: part throttle boost
 
u obviously don't understand the question...i am well aware of what a wastegate and a blow off valve do...i understand boost is a good thing but when im at about half throttle and it will keep creeping till it hits 15 psi i get concerned about the afr... just wondering if any of you use some kind of boost solenoid?

HMTguy 12-01-2007 12:08 PM

Re: part throttle boost
 
I would suggest a larger turbo first. Otherwise, you could use an EBC to keep your boost at a low setting then raise it when you need to. What kind of wastegate are you using? Just remember that you can't go lower than what the base boost setting of your wastegate is generally.

ghettoturbo 12-01-2007 12:09 PM

Re: part throttle boost
 

Originally Posted by trioskater
u obviously don't understand the question...i am well aware of what a wastegate and a blow off valve do...i understand boost is a good thing but when im at about half throttle and it will keep creeping till it hits 15 psi i get concerned about the afr... just wondering if any of you use some kind of boost solenoid?

what is your setup...if its creeping above what it should be at wot then there is a problem

trioskater 12-01-2007 12:19 PM

Re: part throttle boost
 
on my car i took the wastegate line off of the solenoid because it won't really let it boost over 15 psi. i replaced the wastegate with an adjustable high pressure wastegate so i could turn the boost up... now that it is off the solenoid, it is getting mad boost creep... i just want to know if there is some way to reduce part throttle boost creep because im putting a turbo on my bike and want to avoid this...

ghettoturbo 12-01-2007 12:20 PM

Re: part throttle boost
 
what car is this...give more details. What are you using as your wg boost source, what is your boost at full throttle

trioskater 12-01-2007 12:27 PM

Re: part throttle boost
 
i drive an srt-4 and on the stock solenoid it will hit 18 psi and hold about 15 with an after market gate... if you take it off of the solenoid it will boost more but you get this nasty boost creep at half throttle... im turbocharging my motorcycle and since it is not factory turbo it will not have anything to control the part throttle boost just wondering what i could use...

ghettoturbo 12-01-2007 12:38 PM

Re: part throttle boost
 
so your wg has no signal line hooked up to it at all? thats not good.

trioskater 12-01-2007 01:20 PM

Re: part throttle boost
 
no, it does i just removed the solenoid in the signal line so i could get more boost


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