Holley LS Engine Swap Accessory Drive Systems 20-143

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Part Number: HLY-20-143

$1,449.95

Pulley Sets, Serpentine, LS Engine Swap Accessory Drive System, Without A/C, Chevy, V8, Kit
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Holley LS Engine Swap Accessory Drive Systems 20-143

Holley LS Engine Swap Accessory Drive Systems 20-143

HLY-20-143

Not Yet Reviewed

Part Number: HLY-20-143

Estimated Ship Date: Oct 19, 2026

$1,449.95

Estimated Ship Date: Oct 19, 2026 Would you rather pick it up?

Overview

Brand:
Manufacturer's Part Number:
20-143
Part Type:
Product Line:
Summit Racing Part Number:
HLY-20-143
UPC:
090127685662
Pulley Style:
Serpentine
Crankshaft Pulley Included:
No
Water Pump Pulley Included:
No
Power Steering Pump Style:
GM Type 2
Power Steering Pump Color:
Natural
Power Steering Pump Reservoir Included:
No
Power Steering Pulley Included:
Yes
Power Steering Pulley Material:
Steel
Power Steering Pulley Color:
Black
Power Steering Pulley Attachment:
Press fit
Power Steering Pulley Grooves:
6-groove, serpentine
Power Steering Brackets Included:
Yes
Power Steering Bracket Material:
Aluminum
Power Steering Bracket Color:
Natural
Alternator Material:
Cast aluminum
Alternator Color:
Natural
Alternator Amperage:
130
Alternator Pulley Included:
Yes
Alternator Pulley Material:
Steel
Alternator Pulley Color:
Gold
Alternator Pulley Grooves:
6-groove, serpentine
Alternator Fan Included:
Yes
Alternator Brackets Included:
Yes
Alternator Bracket Material:
Aluminum
Alternator Bracket Color:
Natural
Air Conditioning Pulley Included:
No
Air Conditioning Bracket Included:
No
Idler Included:
Yes
Idler Pulley Color:
Black
Idler Brackets Included:
Yes
Tensioner Included:
No
Tensioner Cover Included:
No
Hardware Included:
Yes
Belt Included:
No
Quantity:
Sold as a kit.
Notes:
Requires an application specific installation kit, sold separately.

Holley LS Engine Swap Accessory Drive Systems

Now available from Holley are LS engine swap accessory drive systems. Included are accessories and pulleys that are manufactured by OEM part suppliers for durability and direct bolt-on installation. Order the kit that's best suited for your vehicle and engine application.

Features and facts:

* Universal brackets fit virtually all common LS engines, regardless of water pump and harmonic balancer offsets--thus reducing cost and complexity compared with competitive products
* Simple, dedicated installation kits allow easy fitment to Corvette, F-Body, or truck drive offsets
* Accessories, tensioner, and pulleys are manufactured by OEM suppliers and many of the parts are used on production vehicles today

Required Parts

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Replacement Parts

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Applications

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Instructions & Calculators

Some parts are not legal for use in California or other states with similar laws / regulations

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