my BOV Whistles PLEASE HELP!!!

[domenico_169]

k can someone tell me why my greddy bov whistles, my stock one did the same, its like when i let go of the throttle and after i get my pssshhhtttt, and right when my rpm's are pretty much at 750 i hear like a whistling noise, i have heard of ppl talk of this on this site, but no one ever explained it that i found. thanks.

 

[blackblitzturbo]

you need to tighten the spring becuase its not tight enough and its leaking pressure mine did the sam thing on my greddy type s i felt a difference in power after that also

 

[ECLIPSE4x4]

you should have a bout 5 threads above the tightening nut.

 

[domenico_169]

thanks, ill check, but im sure i have about five now, thanks for the input guys.