Hello. A newbie here. I'm 76 years old and have been working on cars and trucks (mostly Fords) since I did a brake job on my dad's '50 Merc in 1955. I currently have 3 Fords: my current DD is an '89 F250 with a 351W/S542ZF, a '69 Galaxie 500 four door with a 390/FMX which I'd like to unload, and...