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Holley LS Engine Swap Accessory Drive Systems 20-137 Pulley Sets, Serpentine, System, Sanden 508 A/C, Chevy, V8, Kit

SKU: HLY20-137

Accessory Drive Systems

Holley LS Engine Swap Accessory Drive Systems 20-137 Pulley Sets, Serpentine, System, Sanden 508 A/C, Chevy, V8, Kit

SKU: HLY20-137

Accessory Drive Systems
A$4,114.66
LAST ONE! Est Ship 4-7 days. In stock at 2 locations (4 available)

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Description

Pulley Kit - 6-Rib Serpentine - Aluminum - Natural - GM LS-Series - Kit


Data: v2 - Desc: v4.2 - Upd: 2026-11-08 02:15:07

Data: v4.2 - Upd: 2026-11-08 06:35:06

Features

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Holley, Hilborn, Holley Efi, Retrobright, Terminator X
StreetFX SKU hly20-137
SFX Item ID 4782369
Accounting SKU hly-20-137
Manufacturer SKU 20-137
Manufacturer UPC 090127685617
Alternative References 20-137, HLY-20-137, HOL20-137

Pulley Sets, Serpentine, LS Engine Swap Accessory Drive System, Sanden 508 A/C, Chevy, V8, Kit

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

Product Attributes
BrandHolley
Manufacturer's Part Number20-137
Part TypeAccessory Drive Systems
Product LineHolley LS Engine Swap Accessory Drive Systems
UPC090127685617
Pulley StyleSerpentine
Crankshaft Pulley IncludedNo
Water Pump Pulley IncludedNo
Power Steering Pump StyleGM Type 2
Power Steering Pump ColorNatural
Power Steering Pump Reservoir IncludedNo
Power Steering Pulley IncludedYes
Power Steering Pulley MaterialSteel
Power Steering Pulley ColorBlack
Power Steering Pulley AttachmentPress fit
Power Steering Pulley Grooves6-groove, serpentine
Power Steering Brackets IncludedYes
Power Steering Bracket MaterialAluminum
Power Steering Bracket ColorNatural
Alternator MaterialCast aluminum
Alternator ColorNatural
Alternator Amperage130
Alternator Style1-wire
Alternator Pulley IncludedYes
Alternator Pulley MaterialSteel
Alternator Pulley ColorGold
Alternator Pulley Grooves6-groove, serpentine
Alternator Fan IncludedNo
Alternator Brackets IncludedYes
Alternator Bracket MaterialAluminum
Alternator Bracket ColorNatural
Air Conditioning Compressor TypeSanden 508
Air Conditioning Compressor ColorNatural
Air Conditioning Pulley IncludedYes
Air Conditioning Pulley MaterialSteel
Air Conditioning Pulley ColorBlack
Air Conditioning Pulley Grooves6-groove, serpentine
Air Conditioning Bracket IncludedYes
Air Conditioning Bracket MaterialAluminum
Air Conditioning Bracket ColorNatural
Idler IncludedYes
Idler Brackets IncludedYes
Tensioner IncludedYes
Tensioner StyleSpring-loaded
Tensioner Pulley ColorBlack
Tensioner Cover IncludedNo
Hardware IncludedYes
Belt IncludedYes
QuantitySold as a kit.

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