Marine GM 12si Pattern 170-High Output Alternators
Marine GM 12si Pattern 170-High Output Alternators - 170 amps 6 phase hairpin / A- V belt is backordered and will ship as soon as it is back in stock.
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Description
Description
Hairpin 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 car audio, marine, and racing applications. Mercruiser
When ordering select A for v-belt or B for serpentine belt
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