Installation Notes: This unit comes equipped with a smaller 1.75 inch diameter alternator pulley, and will require a LONGER drive belt for proper belt tension.  Not recommended for sustained use above 5,000 RPM engine speed. E Series The Elite...

S Series The S series of 6 phase alternators offers incredible 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...

S Series The S series of 6 phase alternators offers incredible 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...

S Series The S series of 6 phase alternators offers incredible 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...

All 170, 240 and 320 applications are built using the same regulator found in our 400 amp alternator offerings. *** Please take special note that your vehicles battery light will illuminate using this application but will still charge perfectly fine...

All 170, 240 and 320 applications are built using the same regulator found in our 400 amp alternator offerings. *** Please take special note that your vehicles battery light will illuminate using this application but will still charge perfectly fine.***...

All 170, 240 and 320 applications are built using the same regulator found in our 400 amp alternator offerings. *** Please take special note that your vehicles battery light will illuminate using this application but will still charge perfectly fine. ***...

S Series The S series of 6 phase alternators offers incredible output in a compact and durable package. Highly efficient, these units use less horsepower per Kw of power produced than conventional 3 phase alternators. 12 diodes, twin rectifier plates...

S Series The S series of 6 phase alternators offers incredible output in a compact and durable package. Highly efficient, these units use less horsepower per Kw of power produced than conventional 3 phase alternators. 12 diodes, twin rectifier plates...

The S series of 6 phase alternators offers incredible 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 long...

The Elite series 320 amp alternator offers great amperage output and durability at a great price. 6 phase technology, combined with massive twin rectifier assemblies and 12 huge diodes make these alternators totally durable for daily use. These...

This 320 amp S Series small case alternator is all about max power and is not designed to charge at low idle speeds. Vehicles with small crankshaft pulleys and idle speeds below 800 may not charge at low idle. If power at lower idle speeds is what you...