Holley 20-180BK Premium Black Mid-Mount Complete Accessory System

Holley 20-180BK Premium Black Mid-Mount Complete Accessory System

The Holley 20-180BK Premium Black Mid-Mount Complete Accessory System is a fully integrated accessory drive kit designed for GM LS engines, featuring a bracketless mid-mount design that bolts accessories directly to the water pump for a clean, compact setup ideal for tight engine bays and swap applications.

Key Features

• Bracketless accessory mounting for ultra-easy assembly
• Bottom outlet heater hose options for improved clearance
• LT1 style 150 amp hairpin alternator with 6-phase technology
• LT1 style water pump cartridge design
• Compact SD7 A/C compressor and Type II power steering pump with baffled reservoir
• Includes power steering hardline adapter (-6 AN) and alternator plug/harness
• Steam tube input port and shortened top outlet nipple for better hose routing
• OE pulley ratios with billet tensioner cover and pulley dress-up covers
• SFI certified damper with billet 6061-T6 hard anodized crank pulley
• Works with all common aftermarket and factory throttle bodies, intakes, VVT applications, and Hooker turbo manifolds
• Black finish for a sleek appearance

Fitment

• Fits all GM LS engines except those with dry sump or supercharger setups

Note: Verify compatibility before ordering. Installation is straightforward with included color graphical instructions. This complete kit includes all accessories, pulleys, belt, water pump, alternator, A/C compressor, power steering pump with reservoir, crank damper, heater hose adapters, and wiring harness.