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Product Summary

One Wire Alternator, Ford 3G Alternator Case Style

    Key Specs

    MFG. Part #377631
    BrandPowermaster
    Alternator Amperage200 amp

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    Powermaster 377631 Details

    Powermaster Ford 3G Style Alternators are internally regulated and have excellent output at idle. 3G Style Alternators feature dual internal fans for high efficiency and excellent cooling. 3G Style offers 3 options: OE only, 1 wire only, or adapter harness. The function of the adapter harness is to run a dash light or turn the alternator on with the ignition if equipped with a voltmeter. Replaces external regulator.

    • Powermaster 377631
    • Ford 3G Large Frame V Mount
    • 8-groove pulley
    • 1-wire hookup
    • 130A idle, 200A top end
    • Chrome finish
    • Fits most 4.6L, 5.4L, 6.8L

    Charts

    Powermaster 377631 Specifications

    KEY SPECS
    MFG. Part #377631
    BrandPowermaster
    Alternator Amperage200 amp
    GENERAL
    Speedway Motors Catalog Part #255-377631
    One Wire AlternatorYes
    Alternator Case StyleFord 3G
    Voltage Required12-Volt
    Alternator FinishChrome
    ColorChrome
    Alternator Pulley IncludedYes
    Alternator Pulley Grooves8-groove, Serpentine
    Alternator Brackets IncludedNo
    Sold in QuantityEach
    NotesV mount, 8 groove pulley
    GTIN Code692209023364
    Belt IncludedNo
    Pulley StyleSerpentine
    Regulator IncludedYes
    Coating TypePlated