No.
The Automatic Shutdown Relay is located on left inner fender and is secured along with several other relays with a 10 mm sheet metal screw. Simply unplug the wires and remove the screw.
On a 1988 D150 w/ 318, it is driver's side front of vehicle.
The oxygen sensor on the 1987 Dodge D150 1/2-ton pickup with 2-wheel drive and a 3.7 liter 1Bl 6-cylinder engine is mounted in the exhaust manifold, next to the transmission bell housing. Check under the hood in the rear engine area on the driver's side.
A 1992 318 distributor would have an electronic position sensor in it.
No
No.
The fuel filter for a 1992 d150 is on the passenger side of the vehicle. It is mounted on the frame rail, just in front of the rear wheel.
It is behind the battery.
235/75r15
It is in the fuel tank.
50.