I own a 1990 F-150, the horn on my truck is behind the front bumper, to get to it, you need to go underneath the vehicle, it will be on the drivers side. My truck has two horns, a high tone and a low tone. If your replacing them i recommend 2 extra loud low tones for the bug rig sound.
I believe it is built into the altenator.
under the dist. cap
its on top of the column about half way down
Yes,
ford f150
Ford F150 Pickup.
on the side
Its on the upper right hand side of the motor right above the coil
No , I believe 1987 was the first year of fuel injection on the 4.9 L straight 6 cylinder
the ford f150 2012 model
Yes, Ford made a 402040 bench seat for the 1995 Ford F150 XL model with the in line 6 engine.
I believe it is 19 gallons ( U.S. ) front tank on your 1987 F150 long bed