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Hey all, i have just installed this kkr 480 turbo i had at home. i have found that for some reason even with the actuator rod not connected the car still running boost, i guessing the size of wastegate hole is to small..correct me if im wrong???

has anyone had this problem??

also have i got the kkr430 and maybe this is the problem ?? but im 90% sure its the kkr 480 someone gave it to me so...

cheers.

Edited by rich flavour
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with the actuator disconnected, the wastegate will never open, which means boost will continue to rise as long as the throttle is open and the engine is ingesting air

this basically means your running unlimited boost - be careful with this - it might go bang.

what spring are u using in the actuator? what boost controller have u got setup?

what exhaust setup do you have? have you checked the actuator / swing valve for play? does the wastegate flap actually open?

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Hey all, i have just installed this kkr 480 turbo i had at home. i have found that for some reason even with the actuator rod not connected the car still running boost, i guessing the size of wastegate hole is to small..correct me if im wrong???

has anyone had this problem??

also have i got the kkr430 and maybe this is the problem ?? but im 90% sure its the kkr 480 someone gave it to me so...

cheers.

youve gotta get it machined out mate to a bigger wastegate hole and flap MTQ doit or any other turbo place i had to doit to my kkr430

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i also get the same problem my kkr480 i just had it put back onto my rb25 and i also put on a greddy plenum and last nite i seen 1.46 bar so that cant be good hmmm

b4 the plenum upgrade it was around 1.2bar i would hit...

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im sellin the kkr setup soon and im selling a real good Greaddy td06h-25H polished turbo with top mount mani and gready dump pipe, if u want this will spool fast n pull very hard all the way unlike the kkr that kickes in way too late on such high boost.. let me know if intersted

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with the actuator disconnected, the wastegate will never open, which means boost will continue to rise as long as the throttle is open and the engine is ingesting air

this basically means your running unlimited boost - be careful with this - it might go bang.

what spring are u using in the actuator? what boost controller have u got setup?

what exhaust setup do you have? have you checked the actuator / swing valve for play? does the wastegate flap actually open?

The spring on the actuator is factory kkr, exhaust 3inch after market turbo back. i have checked the actuator it functions fine, tryed with 2 diffrent boost controllers one electric the other just a cheap t piece style same resault. i have also tryed with no boost controller does anyone no the least boost you can run with this actuator??

so wastegate hole is to small thats my problem?

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im sellin the kkr setup soon and im selling a real good Greaddy td06h-25H polished turbo with top mount mani and gready dump pipe, if u want this will spool fast n pull very hard all the way unlike the kkr that kickes in way too late on such high boost.. let me know if intersted

How much you want for this turbo mate? what state you in? how manys k's has it done? and at what boosts? what sorta power can i expect to make at the wheels??

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i also get the same problem my kkr480 i just had it put back onto my rb25 and i also put on a greddy plenum and last nite i seen 1.46 bar so that cant be good hmmm

b4 the plenum upgrade it was around 1.2bar i would hit...

what do you rev your car out to or you dont flogg it when it isn't running right?

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limiter is set to 7500rpm im pretty sure, but since plenum upgrade and car hasnt been tuned, ive lost alot of down low and turbo comes on really hard bout 5000rpm and then goes straight to limiter...

sounds gay if the boost range is 5000 to 7500rpm is it evan worth it?

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