If you disconnect the wastegate completely it should hit 15PSI real quick, did you try running with the vacuum source to the waste-gate disconnected.
Type: Posts; User: raccoon; Keyword(s):
If you disconnect the wastegate completely it should hit 15PSI real quick, did you try running with the vacuum source to the waste-gate disconnected.
I'd Disconnect/plug the wastegate vaccume line and go for a test drive, it should build boost very quickly. be careful it will hit full cut at around 14psi, this would rule out the mechanical. if you...