Originally Posted by elzergone

This is really interesting!

Feel like doing a how-to for those of us less knowledgeable?

Originally Posted by Mark944na86

One trick you can use on older cars is to put in a higher threshold voltage regulator on the alternator. The stock ones are set to 14V. I put a 14.5V one in my car, and made everything a bit perkier, from faster electric windows to a brighter dash and clock illumination. Most importantly my battery charging went from "marginal" to "solid". The extra 0.5V compensates to some extent for increased resistance in the aging wiring. Sort of Viagra for an old electrical system... a bit of a cheat, but oh well.