54mm 5 Rib Pulley, Extended Shoulder, Hard Anodized Aluminum

46mm 7 Rib Serpentine Pulley - Hard Anodized Aluminum

Ford/Vette 8 Rib Pulley, Black Hard Anodized Aluminum

8 Rib 2.9" Billet Aluminum Racing Pulley - Hard Anodized

46mm 9 rib serpentine pulley - hard anodized aluminum

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 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...

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...

E Series   Newly redesigned for 2020, 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 diodes makes these...

E Series Newly redesigned for 2020, 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 diodes makes these alternators...

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. The Elite...

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...