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Holley Accessory Drive Bracket 20-141

Holley Accessory Drive Bracket 20-141
Holley Accessory Drive Bracket 20-141Holley Accessory Drive Bracket 20-141Holley Accessory Drive Bracket 20-141Holley Accessory Drive Bracket 20-141Holley Accessory Drive Bracket 20-141Holley Accessory Drive Bracket 20-141
$1,118.99 ea
NEWARRIVING SOONEstimated Ship Date 04/06/2023 (If Ordered Today)8 available from HOLLEY PERFORMANCE PRODUCTS as of 03/22/2023
Model: 3991983
Supplier has not provided any fitment data for this product.
[More Info]
Now available from Holley are complete kits that have everything needed for the application including the belt. Included are accessories, pulleys, Tensioner, and belt that are manufactured by OE part suppliers many of which are on production cars today.
  • The Most Cost Effective LS Bracket Solution On The Market
  • Brackets Fit All Common LS Engines Reducing Cost/Complexity
  • OEM Flanged Head Hardware Incl. To Match Your Factory LS Hardware
  • Ideal For Crate Engines Take Out Motors And Engine Builders
Holley Performance Emission Code 5: This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled (Non-Emissions Controlled) Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations
Installation Notes:
NOTE: This bracket REQUIRES an installation kit for assembly (Part 21-1, 21-2, OR 21-3, see instruction sheet below for the correct installation kit for your application). ***For all LS Engine Swaps-Please refer to your specific body style engine mount kits for additional modification and fitment requirements.

About Holley Performance Products

Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every Monster Energy NASCAR Cup team and nearly every NHRA Pro-Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also include performance fuel pumps, intake manifolds and engine dress-up products for street performance, race and marine applications. As a single solution or partnered with products from other Holley companies we can give you the edge you need over the competition!


Download Name File Size



A/C Compressor Included Yes
A/C Compressor Type SD508
Accessory Drive Style High Mount
Alternator Amperage N/A
Alternator Included No
Application GM LS
Belt Included No
Choose Your Part A/C Drive Kit
Damper Included No
Damper Style Factory Standard Middle or Long
Emission Code 5
Engine GM Small Block Gen III/IV (LS Based)
Engine Make/Size GM LS
Finish Cast
Material Cast Aluminum
Output N/A
Part Type Accessory Drive Component Mount Set
Power Steering Hardline Included No
Power Steering Pulley Included No
Power Steering Pump Included No
Power Steering Reservoir Included No
Pulley Style Serpentine
Tensioner Included Yes
Thermostat Included No
Water Neck Included No
Water Pump Included No
Water Pump Pulley Included No


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Holley Accessory Drive Bracket 20-141:
Classic Nova 2023