Replacing Instrument Cluster bulbs with LEDs - Illumination Detail Question - 67 Barracuda

I'm confused why you would think redoing gauge faces would cause low light issues??
@moparmat2000 did a great job on his cluster with led tape.
Here's one of his threads. I suggest searching for threads started by Matt. Extremely talented with a lot of cool diy stuff.
LED light strip for gage housing redux