This forum is not intended for anything immoral or illegal so with that said, your question will not be answered.
i think its underneath the car around the drivers side door. just follow the steel fuel lines below your drivers side door and you'll find it.
look at the info sticker inside drivers door. My 89 blazer came with 31x10.5x15 from the factory.
I have an 89 dodge dakota and there is a fuel filter under the drivers side door inside the frame. There is no filter in the engine compartment.
I'm not sure about the 89 but on my 95 it's located on the inside of the frame rail under the drivers side door.
If your f250 is fuel injected. It has three fuel pumps. One in each tank and one inside the frame rail under the drivers door.
There is a control power pack located in the drivers door panel which overtime needs to be removed and then re-soldiered to fix a cold soldier joints on the circuit board. This will fix the drivers window from sometime not opening.
89% of drivers use their cell phone while driving
inside door handle of a ford courier
in the frame drivers side
heater core....
u need to buy a new door lock actuator
you need a door from 73 to 87