HKS SSQV & baileys dv leaking?

Benji91

Member +
Hey all

I am getting abit confused on what to do, basically i was checking around the car the other day and noticed that my baileys dv was sucking in air while under vacum. So i assumed that it shouldnt be doing that and the diapham was damaged (as i have herd they arent great)?
So i changed it for a HKS SSQV III dv and its doing the same, but also with the HKS it dumps all the time even with no boost just tapping the throttle. I no on the older HKS versions you could adjust the spring but on this one i cant see anything and i am under the impression you cant/didnt have to with this newer version?

Any idea what to do/anyone else had this problem?

Thanks
 

corofin12345

Member +
remove the vac line from the dv and block it with a bolt, then check to see if the dv is still sucking air, maybe just a case of 2 bad dv's
 
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