This Holley Premium Mid-Mount Complete Accessory System uses a bracketless design that bolts accessories directly to the timing cover for a clean, tucked-in look and better engine bay visibility. It includes a 150-amp Holley premium alternator with 6-phase square-wire technology, a compact SD7 A/C compressor, a Type II power steering pump with baffled reservoir, and Holley's cartridge-style water pump, along with all pulleys, belt, and hardware needed for installation.
Specifications:
- Application: Gen III Hemi - Non VVT (2003-2008 5.7L & 2005-2010 6.1L engines)
- Accessory Drive Style: Mid-Mount
- Finish: Cast (Natural)
- Material: Cast Aluminum
- Alternator Amperage: 150
- A/C Compressor Type: SD7
- Damper Style: SFI Certified
- Pulley Style: Serpentine
- Inlet/Outlet Size: 1.75 in.
- Power Steering Pump, Reservoir, Hardline & Pulley: Included
- Belt, Tensioner, Thermostat, Water Neck & Water Pump: Included
- Product Type: Accessory Drive Kits
- Warranty: Manufacturer's Limited 90 Day Warranty
- Part Number: 20-292
All plumbing adapters, wiring adapters, gaskets, and seals are included, along with configurable heater hose connections and a power steering to -6 AN hardline for a swap-friendly install.
FAQ
What engines does the Holley 20-292 fit?
It is designed for naturally aspirated Gen III Hemi engines, specifically the non-VVT 2003-2008 5.7L and 2005-2010 6.1L applications.
What finish is the 20-292 available in?
This kit comes in a natural cast aluminum finish; part number 20-292BK is the same system in black finish.
Does the kit include the alternator and power steering pump?
Yes, the water pump, A/C compressor, alternator, power steering pump with reservoir, crank damper, and all pulleys and belt are included.
How much amperage does the included alternator produce?
The Holley premium alternator in this kit is rated at 150 amps.

