The Elite series offers the highest possible amperage and durability available in a large case alternator. 6 phase technology combined with massive twin rectifier assemblies and 12 (80) amp diodes makes these alternators totally durable for daily use...

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...

Installation Notes: This unit comes equipped with a smaller 1.75 inch diameter alternator pulley, and will require a slightly shorter drive belt for proper belt tension.  Not recommended for sustained use above 5,000 RPM engine speed. ((Check...

Installation Notes: This unit comes equipped with a smaller 1.75 inch diameter alternator pulley, and will require a slightly shorter drive belt for proper belt tension. Not recommended for sustained use above 5,000 RPM engine speed.  ((Check...

The MechMan 240 amp racing alternator for GM LS truck provides vastly improved durability over the stock large case truck alternator at a great price. This 6 phase unit cranks out over 120 amps at idle with a high-RPM friendly stock diameter alternator...

The Elite series offers the highest possible amperage and durability available in a "direct bolt in" large case alternator. 6 phase technology, combined with massive twin rectifier assemblies and 12 diodes makes these alternators totally durable for...

The Elite series offers the highest possible amperage and durability available in a direct bolt in large case alternator. 6 phase technology, combined with massive twin rectifier assemblies and 12 diodes makes these alternators totally durable for daily...

The S series of 6 phase hairpin alternators offers incredible HIGH 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...

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...

Installation Notes: This unit comes equipped with a smaller 1.75 inch diameter alternator pulley, and will require a slightly shorter drive belt for proper belt tension.  Not recommended for sustained use above 5,000 RPM engine speed. ((Check...

The Elite series 250 amp alternator offers great output at idle RPM and excellent durability in a direct-bolt-in package. 6 phase technology, combined with massive twin rectifier assemblies and 12 diodes makes these alternators totally durable for daily...