I don't know that much on the subject, but since the explorer is basically a ranger wagon, i believe that the 5.0 in those can be fairly easily swapped into your ranger. Getting a parts 5.0 Explorer would probably be the cleanest install. That sounds like a cool project by the way.
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'84 Mustang 5.0 T5, FMS aluminum radiator & 180* thermostat, 1 5/8 shortys/2.5" duals, '88 GT tail lights and wheels, Holley 4160 4 BBL, smog pump idler, now with hi-po collapsed lifters in #3 or #4
