I am not not sure about a rebuild. I broke everything down and tested along the way. I cant really find anything "wrong" so far. 

I just took off the valve cover to start inspecting.... any thoughts from image?

How do cylinder pressures look?

none were really what i'd consider bad

No offense, but how do you define "bad"?  

Be careful with that spray bar.  They're fragile.

gotya. So i watched a youtube test and he said they should be around 160psi... Mine were around this some lower than others though

12 minutes ago, Wally said:

Mine were around this some lower than others though

10% is the key that most use.

roger that

Looks pristine to my eyes, just like my '72 when I first bought it. A little dark from being parked for 10 years.