68 valiant/ignition switch wiring

here is the back of the switch on my 67 dart right before i took it all apart to rewire it. hope this is what your looking for? the back of the ingition switch is labeled with where the wires go to. it will say:

bat +
grd.
ign1
ign2
rel

Shaynas047.jpg


Which wire would you tap into for a relay to run electric fuel pump?