Originally Posted by
tdracer
As for the original GE90 and -115B, I was involved in the original GE90 and I'm reasonably sure we didn't have lock and lapse - that was implemented on the -115B (no significant involvement).
Thanks,
There seems to be a GE-90-115B and a -115BL(which I assume is the Lock and Lapse).
This comes from revision highlights to our QRH which mention two Performance Packages (10 and 20) which equate to the respective models in the previous paragraph.