i thinks you can find it in the electronic ignition module
Yes,
how do I disable computer on Ford 150 1998
how do i remove the computer on a 1989 ford f-150
I believe it is built into the altenator.
on the side
I believe it is 19 gallons ( U.S. ) front tank on your 1987 F150 long bed
under the dist. cap
175 hp
1987 Ford F150, Long bed
5000cc engine will fit .
its on top of the column about half way down
drop the tailgatethen remove screw holding lights in bed