93 f150 5.0 302 new engine 87 crown Vic 302

Asked by Skeeterdee13 Aug 26, 2020 at 12:29 AM about the 1993 Ford F-150 XLT Extended Cab LB

Question type: Maintenance & Repair

Put new motor out of 87 crown Vic will the 93
f150 computer work with the 87 motor ect it’s
not firing correct and I’ve checked the firing
order and have new plugs cap button and
wires and ignition coil thank you for any
advice

1 Answer

74,280

Probably not. You may have sensor inputs for the new engine which the older engine does not. Even if the old PCM is compatible with the newer engine it will need to be flashed with the proper programming for the newer engine.

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