Part # 23012081 Self Exciting (one wire) Adjustable Voltage Regulator 12 Volt, Adjustable For Delco CS121, CS130, CS144 Series Alternators

23012081 Self Exciting (one wire) Voltage Regulator 12 Volt
Adjustable Regulator For Delco CS121, CS130, CS144 Series Alternators
This product comes with a dummy regulator that goes inside the alternator
and an adjustable external voltage regulator.
The advantage of this product over the D411SEA regulator is that you do not need to cut
out the housing to allow for clearance for the cooling fins on the D411SEA product