nytrdr24
+1y
79-84 b2000 engines are ma blocks
85-87 b2000 engines are fe blocks
87-93 b2200 engines are f2 blocks
the heads on the 85-87 & 87-93 will interchange.
as far as puttin an 87 b2000 motor in the 84, i'd
say you will need the 87's motor, tranny, mounts,
wiring harness, and possibly the driveshaft.