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Vehicle Info NeededHOLLEYPART NUMBER: 510-20-221BK
20-221BK Complete Mid-Mount Accessory Drive Kit for Gen V LT4
$3,94995
Ships on 09/08/2026
Lowest Price GuaranteeComplete Accessory Drive Kit
Complete Accessory Drive KitGM Gen V LT4 Supercharged Engines For Dry Sump Applications Mid-Mount System 150 Amp Alternator & SD7 Compressor Black Finish Includes Accessories, Mounting Brackets, Idler Pulley's, Tensioners, and Belts
Features:
- Includes a throttle body adapter for better intake tube routing in swap applications
- Comes with a GM Type II power steering pump and power steering hard line adapters
- The alternator is relocated closer to the block for more clearance during engine swaps
- Factory reliability and style
- Works with OEM accessories and brackets
Accessory Drive Kits for Engine Swaps!
Holley LT Accessory Drive Kits are a cost-effective, complete solution for LT engine swap applications. These kits can be used with the existing original equipment accessories and mounting brackets, they follow correct belt alignment and have a factory appearance and reliability. Holley supplies the required hardware needed for installation within each drive kit making these the perfect add-on for nearly any LT engine swap.
Part TypeAccessory Drive Belt Kit
Product LineHolley LT Accessory Drive Kits
BrandHOLLEY
Package Height16.0
Package Width18.0
Package Length24.0
Weight71.65 PG
Part CategoryPerformance Parts
Alternator Brackets IncludedYes
Pulley StyleSerpentine
Pulley FinishBlack
Crankshaft Pulley IncludedNo
QuantitySold as a kit
Idler/Tensioner IncludedYes
Air Conditioning Bracket IncludedYes
Power Steering Brackets IncludedYes
Air Conditioning Pulley IncludedYes
Power Steering Pulley IncludedYes
Power Steering Pump StyleGM Type 2
Alternator Pulley IncludedYes
Includes Water PumpYes
Number Of Tensioners2
Number Of Belts2
Bracket MaterialCast aluminum
Vendor Part Number20-221BK
Package Qty1
Package TypeEA
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