12SI Racing High Output Alternator - One Wire Turn On Bass Knobs This is a direct fit

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12SI Racing High Output Alternator - One Wire Turn On Bass Knobs This is a direct fitHairpin units are commonly called 6 phase. They produce more output at idle and are more efficient than a conventional alternator. JS Alternators hairpin units feature premium bearings to withstand high engine rpm and utilize dual plate rectifier with 12 heavy duty diodes for improved cooling. Hairpin Units are a more reliable alternator to withstand high heat, high demand for your racing applications This unit is a direct replacement for standard