89 CRx Si, 173K mi, purchased as shell, had d-series in it before I got it.
91 Civic hatch 212K mi at time of sale, had d-series until it hit probably 173K mi, then went b18a1
90 Civic hatch, 128K mi at time of sale, had d-series, currently owned by Saka

None of the three have seen that problem. It's gotta be due to the extra pull on the mounts that a turbo leaves. My LS motor was stock, but it's known to be a more torque-y motor.