http://www.jdmfan.com/technical/cosmetic/whitegauges/
when you pull the cluster, look on your right in the recess behind the cluster.....you'll see a nice sized bolt thats prime for a ground. run the positive with an inline fuse to the bulb on the back of the cluster that has ITS OWN WIRES. just strip some wire from it and attach....voila, indiglos.
had mine setup exactly like that for about 1.5yrs
