Power the pump off the 12 volt feed wire to the oil pressure gauge on the dash.

This gauge always has voltage to it, in the run and start modes. The voltage is not interrupted by ignition key movement, which could momentarly halt the fuel pump.

<font color=red>See Guys, I NEED a schematic of the YJ... anyone want to scan and email me a set?</font color=red> You all know me, I'm to cheap to buy 'em.