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March GM 10SI 140 amp 1 wire Polished Alternator MAR-P551

March Performance
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  • MAR-P551
    • MAR-P551

    Polished GM One-Wire Alternator(140 Amp)--No Pulley Or Fan

    Description

    GM 10SI alternator with 6 & 12 mounting positions. 7" Diameter. High 140 amp, 1 wire easy to connect, Polished finish. Highest-quality neoprene-sealed bearings for long-life. Ultra low cut-in voltage regulators keeps the extra amps flowing in low idle situations. Exclusively-developed high-tech rotors and stators, built with higher copper and steel content, deliver the greatest output with the best reliability.