270R
05-30-2009, 11:24 PM
ok dudes I just installed my hks vbc (manual) on my s14 black top...
I cranked it up to 9psi and i get this wierd boost issue.. what happens is ill get 9 psi then it will back off, then 9 psi again.. its not like im backing off the throttle, it does it one its own I know i dont have any boost leaks cuz my gauge reads 20" hg of vac.... any one?
I cranked it up to 9psi and i get this wierd boost issue.. what happens is ill get 9 psi then it will back off, then 9 psi again.. its not like im backing off the throttle, it does it one its own I know i dont have any boost leaks cuz my gauge reads 20" hg of vac.... any one?