Product images and videos are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Engines and Components› Belts and Pulleys
Holley
COMP HI DRV BKT KIT, LS/LT, W/O A/C-NATU
SKU: H00E 20-143
Moderate — 2–4 hours
Overview
Show original supplier description
Part #: 20-143
Now available from Holley are complete kits that have everything needed for the application. If you don't want A/C, or want to use the factory mounted LS A/C, this is the complete drivers side P/S, Alternator kit for you. Included are accessories and pulleys that are manufactured by OE part suppliers many of which are on production cars today.
Features:
- 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.
- Universal brackets fit virtually all common LS engines regardless of water pump and harmonic balancer offsets reducing cost and complexity compared to competitive products
- The most cost effective LS bracket solution on the market!
- OEM spec flanged head hardware included to match your factory LS engine hardware
- Ideal for crate engines, take out motors and engine builders
INCLUDES THE FOLLOWING ITEMS - 197-301 - ALTERNATOR, 130 AMP, LARGE CASE
- 198-100 - P/S PUMP, CORVETTE ALUMINUM
- 197-400 - HARNESS PIGTAIL, ALTERNATOR, AD STYLE
- 97-150 - IDLER PULLEY, SMOOTH, 2.75" DIAMETER
- 97-152 - PULLEY, P/S PUMP
- 20-135 - LS ACC DRIVE BRACKET KIT DRIVER SIDE
- 40R876 - SPACERS, FOR TRUCK TENSIONER
Includes Alternator, Power Steering Pump & Pulleys
Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Holley |
| Part Number | H00E 20-143 |
| Weight | 27.8 lb |
Videos
About MOTORMIA
Buy with Confidence
Returns & Fitment
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
View Full Return PolicyShipping
Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.
Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.
View Full Shipping Policy