For those of you that are having low output voltage from the voltage
regulators, here is a link -
http://bartonharness.com/AdjustableVoltage.html - that just might do the
trick.  I personally like the external regulator, makes voltage adjustments
a breeze and keeps the heat of the alternator from frying it.

Greg Irick
Silverdale, WA
gregi@vwtype3.org

'65 Notchback with a Britax sliding rag top
'80 Westy
'00 Jetta VR6