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Holley Premium Mid-Mount Complete Accessory System, Polished (GM LS)

$3,829.95

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Includes SD7 A/C Compressor, Alternator, P/S Pump, Tensioner, Belt, & Pulleys
  • Bracketless accessory mounting with ultra-easy assembly
  • Bottom outlet heater hose options for swap application clearance
  • LT1 style hairpin premium 150 amp alternator
  • LT1 style water pump cartridge design
  • Compact SD7 A/C compressor
  • Type II power steering pump with baffled reservoir
  • P/S adapter hardline to AN -6 adapter included
  • Steam tube input port
  • Shortened top outlet nipple for more radiator hose turns and routing room
  • OE pulley ratios for optimal accessory performance
  • No adapters/spacers required!
  • Billet tensioner cover
  • Billet alternator, and compressor pulley covers
  • SFI certified damper w/hard anodized billet crank pulley
  • Works with all common aftermarket and factory Throttle bodies and intakes.
  • Works with VVT applications
  • Works with Hooker turbo manifolds.
  • Fits ALL LS engines except with dry sump and/or supercharger.
  • Polished Finish
Fits ALL LS engines except with dry sump and/or supercharger.


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  • Model: 20-180P
  • FROM: Holley

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we added this on Friday 27 April, 2018.

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