Product Summary

Universal Fit, Power Steering Pump Included

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    Key Specs

    Pulley StyleSerpentine
    Crankshaft Pulley IncludedNo
    Water Pump IncludedNo
    Water Pump Pulley IncludedNo
    Power Steering Pump IncludedYes
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    Holley 20-143BK Details

    Now available from Holley are complete kits- black finish that have everything needed for the application. If you don't want A/C, or want to use the factory mounted LS A/C, this is the complete drivers side P/S, Alternator kit for you. Included are accessories and pulleys that are manufactured by OE part suppliers many of which are on production cars today.

    Features:

    • Simple, dedicated installation kits allow easy fitment to Corvette, F-Body or Truck drive offsets
    • Accessories, tensioner, and pulleys are manufactured by OEM suppliers many of which are on production vehicles today.
    • OEM quality natural finish die castings for clean looks and durability. Can be polished, coated, painted or plated.
    • Universal brackets fit virtually all common LS engines regardless of water pump and harmonic balancer offsets reducing cost and complexity compared to competitive products
    • The most cost effective LS bracket solution on the market!
    • OEM spec flanged head hardware included to match your factory LS engine hardware
    • Ideal for crate engines, take out motors and engine builders
    • INCLUDES THE FOLLOWING ITEMS
    • 197-301 - ALTERNATOR, 130 AMP, LARGE CASE
    • 198-100 - P/S PUMP, CORVETTE ALUMINUM
    • 197-400 - HARNESS PIGTAIL, ALTERNATOR, AD STYLE
    • 97-150 - IDLER PULLEY, SMOOTH, 2.75" DIAMETER
    • 97-152 - PULLEY, P/S PUMP
    • 20-135 - LS ACC DRIVE BRACKET KIT DRIVER SIDE
    • 40R876 - SPACERS, FOR TRUCK TENSIONER

    Charts

    Holley 20-143BK Specifications

    KEY SPECS
    MFG. Part #20-143BK
    BrandHolley
    Pulley StyleSerpentine
    Crankshaft Pulley IncludedNo
    Water Pump IncludedNo
    Water Pump Pulley IncludedNo
    Power Steering Pump IncludedYes
    Power Steering Pump Bracket FinishPowder Coated
    Power Steering Pump Brackets IncludedYes
    Power Steering Pump Bracket MaterialCast Aluminum
    Power Steering Pump FinishNatural
    Power Steering Pump Reservoir IncludedNo
    Power Steering Pump StyleType 2
    Power Steering Pulley AttachmentPress Fit
    Power Steering Pulley FinishBlack Powder Coated
    Power Steering Pulley Grooves6-groove, serpentine
    Power Steering Pulley IncludedYes
    Power Steering Pulley MaterialSteel
    Alternator IncludedYes
    Alternator MaterialCast Aluminum
    Alternator FinishBlack powdercoated
    Alternator Amperage130 amp
    One Wire AlternatorYes
    Alternator Pulley FinishBlack Powder Coated
    Alternator Pulley Grooves6-groove, Serpentine
    Alternator Pulley IncludedYes
    Alternator Pulley MaterialSteel
    Alternator Bracket FinishPowder Coated
    Alternator Bracket MaterialCast Aluminum
    Alternator Brackets IncludedYes
    A/C Compressor IncludedNo
    A/C Pulley IncludedNo
    A/C Bracket IncludedNo
    Idler Brackets IncludedNo
    Idler IncludedYes
    Tensioner IncludedNo
    Tensioner Cover IncludedNo
    Hardware IncludedYes
    GENERAL
    Sold in QuantityKit
    GTIN Code090127055342

    Questions & Answers

    Fitment

    • GM LM4

    • GM LS6

    • GM LS2

    • GM LSA

    • GM LM7

    • GM LQ9

    • 6.2 Chevy LS V8

    • 6.2 Chevy LT V8

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    • 4.8 Chevy LS V8

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    • GM LQ4

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    • GM LQ4

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    • 5.3 Chevy LT V8

    • 6.2 Chevy LT V8

    • 5.3 Chevy LT V8

    • 6.2 Chevy LT V8

    • GM LM7

    • GM L59

    • GM LM7

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    • 5.3 Chevy LT V8

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    • 4.8 Chevy LS V8

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    • 4.8 Chevy LS V8

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    • 5.3 Chevy LT V8

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    • GM L33

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    • GM LM7

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    • 4.8 Chevy LS V8

    • GM L20

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    • 5.3 Chevy LT V8

    • 6.2 Chevy LT V8

    • 5.3 Chevy LT V8

    • 5.3 Chevy LT V8

    • GM LM7

    • GM L59

    • GM LM7

    • GM LQ4

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    • GM LQ4

    • 6.2 Chevy LS V8

    • GM LH8

    • GM LH8

    • GM LS1

    • GM LS3

    • GM LS1

    • GM LS2

    Customer Impersonation Script