alternator; alternator replacement

Hi all-- Ran into some fun electrical issues today. Voltage gauge was reading sub-12 and going lower while driving, which seemed like an obvious alternator issue. But the idiot light underneath the gauge would also start to glow as revs increased, leading me to suspect voltage-regulator...

Hello! I have an 1981 Fuel Injected X with AC and the water pump is leaking. I'm looking for some direction for anyone that has removed and replaced the pump. - What's the best way to access it? From the top of from the rear boot access panel. - Should/Will I need to remove the alternator to...