OK, I have 3 2.3L heads:
1989 slider cam D-Port (Mustang)
1994 Roller cam D-Port 8 Plug (Ranger)
1995 Roller cam D-Port 8 Plug (Ranger)
I bought a 1998 Ranger 2.3L follower (for the 7mm valves) because I was going to do this on my '89 'Stang.
Figured I'd do 1998 valves, 1998...