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Holley 20-142 LS A/C Accessory Drive Kit, Passenger's Side
Holley 20-142 LS A/C Accessory Drive Kit, Passenger's Side

Holley 20-142 LS A/C Accessory Drive Kit, Passenger's Side

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Holley 20-142 LS A/C Accessory Drive Kit, Passenger's Side
Holley 20-142 LS A/C Accessory Drive Kit, Passenger's Side
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We estimate this item will ship on or before March 27th.
Part # 42520142
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Important Messages:

  • This item ships directly from the manufacturer. It may take an additional 2 business days for Holley to ship this item.
  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
  • This item ships via Ground Shipping only. Expedited and Air shipping options are not available.


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Now available from Holley are complete A/C kits that have everything needed for the application. Already have the P/S pump and alternator system from the donor truck or car engine? These complete A/C brackets kits move the compressor up high and away from the frame rail (no more notching!). Included are compressor, pulleys, and tensioner that are manufactured by OE part suppliers many of which are on production cars today.

  • 20-134 - LS A/C BRACKET KIT PASSENGER SIDE  425-20134
  • 97-151 - TENSIONER ASSM W/GROOVED PULLEY  425-97151
  • 97-150 - IDLER PULLEY, SMOOTH, 2.75" DIAMETER  425-97150
  • 199-102 - AC SD7 SANDEN COMPRESSOR, R-134a  425-199102
  • The most cost effective LS bracket solution on the market!
  • Universal brackets fit virtually all common LS engines regardless of water pump and harmonic balancer offsets reducing cost and complexity compared to competitive products
  • Simple, dedicated installation kits allow easy fitment to Corvette, F-Body or Truck drive offsets
  • Accessories, tensioner, and pulleys are manufactured by OEM suppliers many of which are on production vehicles today.
  • OEM quality natural finish die castings for clean looks and durability. Can be polished, coated, painted or plated.
  • OEM spec flanged head hardware included to match your factory LS engine hardware
  • Ideal for crate engines, take out motors and engine builders

Installation Instructions (PDF)

Some parts are not legal for use in California or other states with similar laws/regulations

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