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no they change the plug and wiring. if you want to put them on you need to swap your plug over to the other one/s look on line for the wiring code for both types and make the plug up from the wiring code.
Have you tired the Idle Air Control Valve? When was the last time you did a tune-up with new Spark Plugs and spark plug wires? Make sure you use Motorcraft Platinum spark plugs if you want the best performance for your vehicle.
place some kind of support under tank remove the strap bolts lower tank till you can reach the fuel lines & wires on top the tank mark & disconnect all then lower tank all the way out also try to do this with the tank empty
The fuel pump safety switch is located in the cab on the toe board to the right of the transmission hump. Also check the fuel relay, it's under the hood with the other relays by the big fuses. Get a Chilton book.