View Full Version : Profec B spec 1-max boost control
turbovanmanČ
08-20-2006, 05:38 PM
Need a quick answer on max boost, searched but no one lists the answer.
87csx2.4
08-20-2006, 07:34 PM
I know the spec2 is 43.5 psi,that's what most of the greddy's are but you still need the wastegate spring pressure.
David Bohrer
08-21-2006, 03:09 PM
Mine only went to 23.7 on a SPEC 1 unit.
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