This is the second set I've done, figured I'd do a write up on it.
Stuff needed:
Hella 500 (or 500FFs), H3 HID Kit (6K Economy Kit from Retro-Solutions used for this set). boxes on top are strobes that I installed on these too.
Back of Hella:
Front
Remove the screw at the bottom, pull out the glass housing:
Take the bulb out, as well as the holder:
Test fit bulb:
Drill 1" hole right over the HELLA label.
Put the bulb in, smoosh the holders down
put the grommet on:
done! (strobes seen in this pic as well)
Total time..........10 minutes.