The F14A in the 70s was also dogged with problems with the TF30 which was only seen as an interim engine (that lasted 20 years.....) but the platform had an exceptionally long reach against bomber size targets with the AWG-9 / AIM-54 combination. However, unlike the F2, at least the radar worked.
ISTR this has been discussed previously, and that supposedly RAF/MoD pers were banned from being seen in/around the F14/15 at Paris/SBAC etc as the F2 ADV was as much about politics as capability.
It became a decent interceptor - just before OSD.........