Product Summary

Not Applicable" Centerline of Holes, Black, Black

  • Gen III Hemi Engine - VVT - Fits 2009 & Up 5.7L & 2011 & Up 6.4L Engines
  • Black powder coat finish for a custom look
  • Complete bolt-on kit — no fabrication required
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Key Specs

Pulley StyleSerpentine
Crankshaft Pulley IncludedYes
Crankshaft Pulley MaterialAluminum
Crankshaft Pulley FinishBlack Powder Coated
Crankshaft Pulley Grooves6
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Holley 20-291BK Details

Holley's complete, mid-mount accessory system has all accessories pulled in tighter than other accessory drives. At the heart of the system is a "bracketless" design (patent pending), where the accessories bolt directly to the timing cover for a clean, integrated system. The design offers superb engine visibility to show off your horsepower, not your accessories. Among the many swap friendly features are two optional heater connection configurations. The innovative Holley premium alternator incorporates 6-phase and square wire technology. The compact and reliable SD7 A/C compressor and Type II P/S pump with baffled reservoir are also integrated. The kit utilizes Holley's proven cartridge style water pump. When we say "complete", we mean complete. The Mid-Mount system comes with everything you need. All accessories are included; the water pump, A/C compressor, Alternator, P/S pump with reservoir, and the crank damper. All pulleys and the belt are supplied. Even heater hose adapters, power steering to -6 AN hardline, and the alternator plug/harness are included. Easy assembly was a priority during the entire development of this accessory solution. Color graphical instructions walk you through every step of the ultra-easy installation. This accessory drive system fits following VVT Engines: 2009-Up 5.7L 2011-UP 6.4L

Features:

  • Bracketless Accessory Mounting System for Ultra-Easy Assembly – Timing Cover is Integrated into this Bracket / Casting
  • Configurable Heater Hose Connection Options - for Hose Routing Flexibility
  • Holley Premium 150 Amp alternator – Plenty of Power for All Vehicle Systems
  • Easy Wiring of Alternator That Doesn’t Require Factory ECU to Excite Alternator
  • Alternator is Tucked in Tight to the Engine – Eliminates Frame Rail or Hood Clearance Issues (Common with Factory Car or Truck Drive Systems)
  • Holley Water Pump w/ Cartridge Design – Compact & Easy to Service Without Removing the Water Pump Housing / Timing Cover
  • SD7 A/C Compressor – Small Compact Compressor
  • Type II Power Steering Pump with Baffled Reservoir
  • Power Steering Pump Has Proper Pressure for use with Steering Box on Older Vehicles (Eliminates Steering Box Damage Due to Excessive Pressure)
  • Swivel Water Inlet & Outlet – Allows Custom Radiator Hose Routing
  • OE (Original Equipment) Pulley Ratios for Optimal Accessory Performance
  • No Adapters or Spacers Needed – for Easy Installation
  • Works with Common After-Market and Factory Throttle Bodies and Intakes
  • Choose from Kits in Natural Aluminum or Black Finish – Fits Naturally Aspirated Gen III Hemi Engines (5.7L, 6.1L, and 6.4L)
  • Includes OE Style Damper with Cast in Serpentine Pulley
  • All Accessories are Included; Water Pump, A/C Compressor, Alternator, Power Steering Pump w/ Reservoir, Pulleys & Crank Damper
  • All Plumbing Adapters, Wiring Adapters, Gaskets and Seals are Included
  • Available for VVT (Variable Valve Timing – 2009-Up 5.7L and 2011-Up 6.4L) and Non-VVT (2003-2008 5.7L, and 2005-2010 6.1L) Engines in Natural Cast Aluminum or Black Finish

Specs

  • A/C Compressor Included: Yes
  • A/C Compressor Type: SD7
  • Accessory Drive Style: Mid-Mount
  • Alternator Amperage: 150
  • Alternator Included: Yes
  • Application: Gen III Hemi
  • Belt Included: Yes
  • Brand: Holley
  • Category: Accessory Drives
  • Choose Your Part: Accessory Drive Kits
  • Damper Included: Yes
  • Damper Style: Cast Damper
  • Emission Code: 5
  • Engine: Gen III Hemi - VVT
  • Finish: Black
  • Inlet Size: 1.75
  • Material: Cast Aluminum
  • Outlet Size: 1.75
  • Output: 150 Amps
  • Part Type: Accessory Drive Belt Kit
  • Power Steering Hardline Included: Yes
  • Power Steering Pulley Included: Yes
  • Power Steering Pump Included: Yes
  • Power Steering Reservoir Included: Yes
  • Product Type: Accessory Drive Kits
  • Pulley Style: Serpentine
  • Tensioner Included: Yes
  • Thermostat Included: Yes
  • Warning: California Proposition 65
  • Warranty: Manufacturer's Limited 90 Day Warranty
  • Water Neck Included: Yes
  • Water Pump Included: Yes
  • Water Pump Pulley Included: Yes

Holley 20-291BK Specifications

KEY SPECS
MFG. Part #20-291BK
BrandHolley
Pulley StyleSerpentine
Crankshaft Pulley IncludedYes
Crankshaft Pulley MaterialAluminum
Crankshaft Pulley FinishBlack Powder Coated
Crankshaft Pulley Grooves6
Water Pump IncludedYes
Water Pump MaterialCast Aluminum
Water Pump FinishBlack Powder Coated
Water Pump Pulley IncludedYes
Water Pump Pulley MaterialAluminum
Water Pump Pulley Grooves6-Groove | Serpentine
Power Steering Pump IncludedYes
Power Steering Pump Bracket FinishBlack
Power Steering Pump Brackets IncludedYes
Power Steering Mounting SideDriver Side
Power Steering Pump Bracket MaterialCast Aluminum
Power Steering Pump FinishNatural
Power Steering Pump Reservoir FinishBlack
Power Steering Pump Reservoir IncludedYes
Power Steering Pump Reservoir MaterialPlastic
Power Steering Pump Reservoir StyleAttached
Power Steering Pump StyleGM Type 2
Power Steering Pulley AttachmentPress Fit
Power Steering Pulley FinishBlack
Power Steering Pulley Grooves6-groove, serpentine
Power Steering Pulley IncludedYes
Power Steering Pulley MaterialAluminum
Alternator IncludedYes
Alternator Mounting SideDriver Side
Alternator MaterialCast Aluminum
Alternator FinishBlack
Alternator Amperage150 amp
One Wire AlternatorNo
Alternator Pulley FinishBlack
Alternator Pulley Grooves6-groove, Serpentine
Alternator Pulley IncludedYes
Alternator Pulley MaterialAluminum
Alternator Bracket FinishBlack
Alternator Bracket MaterialCast Aluminum
Alternator Brackets IncludedYes
A/C Compressor FinishBlack
A/C Compressor IncludedYes
A/C Compressor TypeSanden SD-7
A/C Pulley FinishBlack
A/C Pulley Grooves6-groove, Serpentine
A/C Pulley IncludedYes
A/C Pulley MaterialAluminum
A/C Bracket FinishBlack
A/C Bracket IncludedYes
A/C Mounting SidePassenger Side
A/C Bracket MaterialCast Aluminum
Idler Brackets IncludedYes
Idler IncludedYes
Tensioner IncludedYes
Tensioner Cover FinishBlack
Tensioner Cover IncludedYes
Hardware IncludedYes
GENERAL
Water Pump Pulley FinishBlack
Tensioner Pulley FinishBlack
Alternator Fan IncludedNo
Belt IncludedYes
Power Steering Brackets IncludedYes
Bracket ColorBlack
Bracket IncludedYes
Bracket MaterialCast aluminum
Bracket Designed for HeadersYes
Idler Pulley FinishBlack
Air Conditioning Pulley IncludedYes
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Fitment

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  • 5.7 Chrysler Hemi V8

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  • 6.2 Chrysler Hemi V8

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  • 6.2 Chrysler Hemi V8

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  • 6.1 Chrysler Hemi V8

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  • 5.7 Chrysler Hemi V8

  • 6.4 Chrysler Hemi V8

  • 5.7 Chrysler Hemi V8

  • 6.2 Chrysler Hemi V8

  • 6.4 Chrysler Hemi V8

  • 5.7 Chrysler Hemi V8

  • 6.2 Chrysler Hemi V8

  • 6.4 Chrysler Hemi V8

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  • 5.7 Chrysler Hemi V8

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  • 5.7 Chrysler Hemi V8

  • 5.7 Chrysler Hemi V8

  • 5.7 Chrysler Hemi V8

  • 5.7 Chrysler Hemi V8

  • 5.7 Chrysler Hemi V8

  • 5.7 Chrysler Hemi V8

  • 6.1 Chrysler Hemi V8

  • 5.7 Chrysler Hemi V8

  • 5.7 Chrysler Hemi V8

  • 6.4 Chrysler Hemi V8

  • 5.7 Chrysler Hemi V8

  • 6.4 Chrysler Hemi V8

  • 6.4 Chrysler Hemi V8

  • 6.4 Chrysler Hemi V8

  • 5.7 Chrysler Hemi V8

  • 5.7 Chrysler Hemi V8

  • 5.7 Chrysler Hemi V8

  • 5.7 Chrysler Hemi V8

  • 5.7 Chrysler Hemi V8

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