S Series 240 amp "one wire" alternator for 1963-1985 GM - BLACK 6.1L Here is why we use

Here is why we use Logarithmic

this tried-and-true alternator features 16 diodes for excellent durability

Anything less than 200'

000 watt mono block

This feature makes this alternator a great choice for customers using late model Corvette alternator brackets in custom applications without an OEM harness

S Series 240 amp "one wire" alternator for 1963-1985 GM - BLACK 6.1L Here is why we useThe S series of 6 phase hairpin alternators offers incredible low RPM output in a compact and durable package. Highly efficient, these units use less horsepower than conventional 3 phase alternators. 12 diodes, twin rectifier plates and outstanding airflow ensure much better durability than standard Delco based alternators, even in severe conditions. This custom designed housing directly replaces standard Delco 10DN, 10SI and 12SI alternators. A side