answer for fuel filter. it is under vehicle driver side seating area.
It should be on the left and to the rear of the engine (as you face it).
my aerostar 1987 v-6 3l have 1451
The 1987 Ford F1 50 pickup truck air filter is located on the top of the engine. The air filter will be in the air filter housing.
It should be located behind the left side of the dash panel in the passenger compartment.
Ford Aerostar
The fuel filter on a 1987 Ford Ranger is located on the driver's side of the vehicle. It is mounted on the frame and it is about even with the rear door.
Under the van by the left/front tire attached to the inner frame.
It should be located on the drivers side frame rail near the rear of the motor. (This is under the vehicle)
On a 1997 Ford Aerostar : On the 4.0 liter V6 engine the oil filter is on the passenger side of the engine On the 3.0 liter " Vulcan " V6 engine , it's on the drivers side of the engine
if it's fuel injected, the filter is located on left (driver side) frame rail just behind the engine. On a carb model, it's located on the rear of the carb where the fuel line attaches.
97 ford aerostar