Originally Posted by scoobydoo
Yeah fo sho. I have been having a little trouble on my car. Ever since I installed the Hks bov I can only hit 13psi and I used to hit 16psi (I am using Cobb Stage 2). I might just put the stock bpv back on.
Is the HKS 100% atmosphere or 50/50 rec? You may have a bad gasket or that HKS might be sticking. A little wd40, gt85, etc. on the valve will help.