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  1. Forced Induction
    Hi, so I have a tune in just 2 weeks. I made the last minute switch too boost by gear and was wondering what springs to use? My tuner suggested to get 10psi but i dont know what spring/s to get and if I need more than one? Im running a VS Racing MVR 44mm wastegate. I was told to get red and...
  2. General Tech
    I just recently purchased a disassembled y8 head and all the valve springs were tossed into one bag. Now is there a way for me to figure out which one is the intake springs and which is the exhaust? of course these are OEM springs, just in case anyone was wondering. thanks - sammo
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