Well, I'm sure Motorcraft would be good.
I have Standard Automotive Products cylinders in ignition and doors.
(I upgraded to later door cylinders so I have the same key for all
)
10/10 would recommend.
Jim,
Lil'Red is a '87 F250 HD, 4.10's, 1356 4x4, Zf-5, 3G, PMGR, Saginaw PS, desmogged with a Holley 80508 and Performer intake.
Too much other stuff to mention.