26-11-2014, 01:19 PM
(11-10-2012, 08:45 AM)zx_volcane Wrote: Only downside is they're not backlit for night viewing.
On a similar gauge I use for fuel line pressure monitoring, I drilled a 5mm hole in the back near the feed and added an LED. It's bright enough to see the gauge at night as the light leaks around the sides of the face.