So this is what you have right now, right?
Is there any reason you want to run an electric? If you want to be able to cool down at the track, you could consider a turbo after-run pump installed in a discrete way.
Then you could then have some freedom to go backto a stock looking pump. It would probably then be worth speaking to these guys:
http://www.stewartcomponents.net/Mer...de=ChevyHiFlWP
Help us understand what your goals are.