Indiglows gauges

Ok im having some trouble. I got the faces on no problem. But now I have no idea how to wire it. I dont know where I should ground it(well i guess i kno how to ground them , just wondering if there is a certain screw i should do it on.) or how to give power to them. So if anyway could help me out with alot of detail or a how to or something it would be nice Im very confused

Thxs alot.


TweaK