Since I can do all kind of logging with MS, I thought I would do a boost lag test. Test was done in third gear.

39.915 seconds since log started, 4475RPM, -3psi (vacuum)


40.989 seconds since log started, 4973RPM, 24.1psi


Boost Lag, 1.074 second from -3psi to 24.1psi in 3rd gear.