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Product Summary

L76, L99, LS1, LS2, LS3, LS6, LS7, LT1

    Key Specs

    MFG. Part #21-4BK
    BrandHolley
    Hardware IncludedYes

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    Details

    Installation Kit, Black, Low LS Acc. Drive Brackets 20-155 with LONG belt alignment (alignment common on Trucks & '10-UP Camaro)

    Holley accessory drive installation kits provide proper spacing for Holley A/C, P/S & Alt accessory drive brackets, so belts ride at the perfect distance on your particular engine.

    • Low LS Accessory Drive Bracket used with Long Belt alignment
    • Black Brackets

    *Note-Low LS Accessory Drive Fits Middle and Long accessory spacing only (does not fit Short accessory spacing Corvette/CTS-V/G8). Customers w/ short spacing can swap out water pump and crank pulley to convert to middle or long spacing. Long Spacing requires Installation kit 21-4.

    Features

    Charts

    Specifications

    KEY SPECS
    MFG. Part #21-4BK
    BrandHolley
    Hardware IncludedYes
    GENERAL
    GTIN Code090127018170
    NotesBlack finish. Use with long belt alignment.
    Sold in QuantityKit