Product Summary

One Wire Alternator, GM CS121 Alternator Case Style

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    Key Specs

    MFG. Part #8-27927
    One Wire AlternatorYes
    Alternator Amperage100 amp
    Alternator FinishPolished
    Pulley StyleV-belt
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    Need To Know

    Quick and Easy Returns

    Return Policy

    Powermaster 8-27927 Details

    Drives off first groove of crank pulley. Bracket is preassembled with the alternator. True one wire hookup.

    • Snug Mount Alternator Kit
    • Chevy Big Block
    • Inc. 100 Amp Alternator
    • Pulley
    • Bracket
    • Polished

    Application

    Chevy 396ci Big Block V8
    Chevy 402ci Big Block V8
    Chevy 427ci Big Block V8
    Chevy 454ci Big Block V8
    Chevy 454ci Big Block V8
    Chevy 454ci Big Block V8

    Charts

    Warranty Information

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    Do not send the unit back to Speedway Motors unless you have called Powermaster and talked to their Tech Department while the unit was still on the vehicle so they could help you troubleshoot the problem.

    Powermaster 8-27927 Specifications

    KEY SPECS
    MFG. Part #8-27927
    BrandPowermaster
    One Wire AlternatorYes
    Alternator Amperage100 amp
    Alternator FinishPolished
    Pulley StyleV-belt
    Belt TypeV-Belt
    GENERAL
    Alternator Case StyleGM CS121
    Voltage Required12-Volt
    RegulatorInternal
    Regulator StyleInternal
    Regulator IncludedYes
    Alternator Pulley IncludedYes
    Alternator Brackets IncludedYes
    ColorPolished
    Sold in QuantityKit
    NotesMade in the USA
    GTIN Code692209003458
    Belt IncludedNo

    Questions & Answers

    Fitment

    • 396 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 427 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 427 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 427 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • Chevy Big Block V8 Gen 5 454 L19

    • Chevy Big Block V8 Mark IV 454 LS5

    • 454 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • Chevy Big Block V8 Mark IV 454 L19

    • Chevy Big Block V8 Gen 5 454 L19

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • Chevy Big Block V8 Mark IV 454 L19

    • Chevy Big Block V8 Gen 5 454 L19

    • 454 Chevy Big Block V8

    • Chevy Big Block V8 Mark IV 396 L35

    • Chevy Big Block V8 Mark IV 396 L78

    • Chevy Big Block V8 Mark IV 396 L34

    • Chevy Big Block V8 Mark IV 396 L35

    • Chevy Big Block V8 Mark IV 396 L78

    • 427 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 427 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 427 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 427 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • Chevy Big Block V8 Mark IV 454 L19

    • Chevy Big Block V8 Gen 5 454 L19

    • 454 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 427 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • Chevy Big Block V8 Mark IV 454 L19

    • Chevy Big Block V8 Gen 5 454 L19

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • Chevy Big Block V8 Mark IV 454 L19

    • Chevy Big Block V8 Gen 5 454 L19

    • 454 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 427 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • Chevy Big Block V8 Gen 5 454 L19

    • Chevy Big Block V8 Mark IV 454 LS5

    • 454 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • Chevy Big Block V8 Mark IV 454 L19

    • Chevy Big Block V8 Gen 5 454 L19

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • Chevy Big Block V8 Mark IV 454 L19

    • Chevy Big Block V8 Gen 5 454 L19

    • 396 Chevy Big Block V8

    • 427 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • Chevy Big Block V8 Mark IV 454 L19

    • Chevy Big Block V8 Gen 5 454 L19

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • Chevy Big Block V8 Mark IV 454 L19

    • Chevy Big Block V8 Gen 5 454 L19

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • Chevy Big Block V8 Mark IV 454 L19

    • Chevy Big Block V8 Gen 5 454 L19

    • 454 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • Chevy Big Block V8 Mark IV 454 L19

    • Chevy Big Block V8 Gen 5 454 L19

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • Chevy Big Block V8 Mark IV 454 L19

    • Chevy Big Block V8 Gen 5 454 L19

    • 454 Chevy Big Block V8

    • Chevy Big Block V8 Mark IV 454 L19

    • Chevy Big Block V8 Gen 5 454 L19

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 402 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 454 Chevy Big Block V8

    • 396 Chevy Big Block V8

    • 402 Chevy Big Block V8

    Customer Impersonation Script