F funksilver07 Member : 2007 Sunlight Silver Mazdaspeed 3 GT Mar 27, 2010 #21 Don't over think this one. Try blue with 2 shims, see how that feels, go from there. It's not rocket science.
Don't over think this one. Try blue with 2 shims, see how that feels, go from there. It's not rocket science.
D Darth Vader Member Mar 27, 2010 #22 The BPV does not control the level of boost you see, regardless of spring. The spring is only affects how hard the valve bangs open and shut under vacuum. If it's leaking you might see lower boost levels but, that's because it's leaking.
The BPV does not control the level of boost you see, regardless of spring. The spring is only affects how hard the valve bangs open and shut under vacuum. If it's leaking you might see lower boost levels but, that's because it's leaking.
E ericrapp Member : mazdaspeed 3 cosmic boo Mar 27, 2010 #23 its the ssshh Ping! I am going to pull out my shims for a while.
