Holley Premium Black Mid-Mount Complete Accessory System

1966–2006 Dodge Challenger, Charger, Dakota, Magnum, Ramcharger & Jeep Wrangler

20-292BK

Overview:

The Holley Premium Black Mid-Mount Complete Accessory System is a comprehensive, all-in-one solution designed to streamline and enhance the accessory drive setup on a wide range of classic Dodge and Jeep models. Featuring a unique bracketless design, this system mounts accessories directly to the timing cover, creating a clean, integrated appearance that improves engine bay visibility and showcases your engine’s power rather than bulky hardware. Ideal for enthusiasts and restorers seeking a modern, compact, and reliable accessory drive, this kit fits popular vehicles including Dodge Challenger (1970–1974), Charger (1966–1978), Dakota (1987–2004), Magnum (1978), Ramcharger (1974–1993), and Jeep Wrangler (1987–2006).

Holley’s mid-mount system is engineered for ease of installation and superior performance, incorporating premium components such as a high-output alternator, compact A/C compressor, and a power steering pump with a baffled reservoir. This complete kit eliminates the need for adapters or spacers and includes everything necessary for a professional-grade accessory drive upgrade.

Key Features:

This accessory system combines innovative engineering with practical features to deliver a superior upgrade for your vehicle’s engine bay:

• Bracketless accessory mounting system bolts accessories directly to the timing cover for a clean, integrated look
• Holley premium 150 amp alternator with 6-phase and square wire technology for reliable electrical performance
• Compact SD7 A/C compressor designed for tight engine bays without sacrificing cooling efficiency
• Type II power steering pump with baffled reservoir provides proper pressure for use with older steering boxes, preventing damage
• Swivel water inlet and outlet fittings allow flexible radiator hose routing
• OE pulley ratios ensure optimal accessory performance without modifications
• Includes OE style crank damper with cast-in serpentine pulley for durability and fitment accuracy
• Configurable heater hose connection options for versatile hose routing
• Easy wiring harness and alternator plug included—no factory ECU excitation required
• Available in natural cast aluminum or sleek black finish to match engine aesthetics

Construction & Design:

Holley’s mid-mount accessory system is crafted from high-quality materials engineered for durability and ease of service. The timing cover-integrated bracket casting eliminates the need for separate mounting brackets, reducing weight and complexity while enhancing engine bay aesthetics. The water pump features a cartridge-style design, allowing for straightforward servicing without removing the entire housing or timing cover. All components are precision-machined and assembled to meet or exceed OEM standards, ensuring long-lasting reliability under demanding conditions.

Installation & Fitment:

Designed with user-friendly assembly in mind, this complete accessory system includes detailed color graphical instructions that guide you through each step of installation. The kit fits a broad range of Dodge and Jeep vehicles equipped with Gen III Hemi engines, including VVT and non-VVT variants. No adapters or spacers are required, and the compact layout eliminates common clearance issues with frame rails or hood components. The included wiring harness simplifies alternator installation, making this system suitable for both professional mechanics and experienced enthusiasts.

What's Included:

• Holley premium 150 amp alternator with wiring harness and plug
• SD7 compact A/C compressor
• Type II power steering pump with baffled reservoir
• Holley cartridge-style water pump
• OE style crank damper with cast-in serpentine pulley
• All pulleys and serpentine belt
• Heater hose adapters with configurable connection options
• Power steering to -6 AN hardline adapter
• All necessary gaskets, seals, and plumbing adapters

Ideal For:

This Holley mid-mount accessory system is perfect for classic Dodge and Jeep owners looking to modernize their engine accessory drive with a compact, reliable, and visually appealing solution. It suits restorers, performance enthusiasts, and daily drivers who want to improve accessory packaging, reduce underhood clutter, and maintain OEM-style performance and durability. The system’s compatibility with a wide range of VVT and non-VVT Gen III Hemi engines makes it a versatile upgrade for muscle cars, trucks, and off-road vehicles alike.

Holley is a cornerstone name in performance, spanning everything from classic carburetion to modern EFI, fuel systems, and race-ready supporting components. It’s also home to a roster of iconic sub-brands across ignition, exhaust, and drivetrain—making Holley a one-stop ecosystem for builders chasing better drivability, more power, and proven track heritage.