Funny, I just had the alt out the other day to look at the support bracket. And I cleaned up the alt to bracket etc connections 

Maybe I should re do my engine to body ground or...

And is this silly? 

Add another thick ground directly from alternator case to body 

Ab

> On Apr 9, 2020, at 3:15 PM, David Beierl <dbeierl@gmail.com> wrote:
> 
> 
>> 
>> 
>>> On Thu, Apr 9, 2020 at 5:42 PM Alistair Bell <albell@shaw.ca> wrote:
>>> Gave that a go.
>>> 
>>> Loads on, alternator measured at stud and alt body
>>> 
>>> 14.29
>>> 
>>> On various places on engine compartment wall
>>> 14.23-14.25
> 
> There's your half volt drop right there.  Alternator to engine, engine to  transmission, transmission to chassis.  Measure point to point on 2V scale.
> 
> Yrs, 
> d