S Series 170 amp Racing alternator for 63-85 GM - 1 wire - BLACK ANODIZED EX35 000Hz Voice Coil Diameter 1

000Hz Voice Coil Diameter 1

a gallon will cover about 40 square feet

you select the frequency and bandwidth for the enhanced bass action

Rated Power Handling: 250 Watts

S Series 170 amp Racing alternator for 63-85 GM - 1 wire - BLACK ANODIZED EX35 000Hz Voice Coil Diameter 1The S series of 6 phase 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 on most 1963