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Description
LS/LT Complete Accessory Drive Kit- Black Finish - 20-137BKOverview: Now available from Holley are complete kits in black that have everything needed for the application including the belt. Included are accessories, pulleys, tensioner, and belt that are manufactured by OE part suppliers many of which are on production cars today. Replacement hardware kit is 97 171 Features: 197 301 ALTERNATOR, 130 AMP, LARGE CASE INCLUDES THE FOLLOWING ITEMS Ideal for crate engines, take out motors and engine builders OEM
Overview:
Now available from Holley are complete kits in black that have everything needed for the application including the belt. Included are accessories, pulleys, tensioner, and belt that are manufactured by OE part suppliers many of which are on production cars today.
Replacement hardware kit is 97-171
Features:
- 197-301 - ALTERNATOR, 130 AMP, LARGE CASE
INCLUDES THE FOLLOWING ITEMS - Ideal for crate engines, take out motors and engine builders
- OEM spec flanged head hardware included to match your factory LS engine hardware
- OEM quality natural finish die castings for clean looks and durability. Can be polished, coated, painted or plated.
- Accessories, tensioner, and pulleys are manufactured by OEM suppliers many of which are on production vehicles today.
- Simple, dedicated installation kits allow easy fitment to Corvette, F-Body or Truck drive offsets
- 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/LT bracket solution on the market!
- KIT Contains:
- 198-100 - P/S PUMP, CORVETTE ALUMINUM
- 199-101 - AC SD508 SANDEN COMPRESSOR, R-134a
- 70R155 - BELT, 6V SERPENTINE
- 20-132 - LS A/C DRV BRACKET KIT (WORKS W/SANDEN AC COMP)
- 97-152 - PULLEY, P/S PUMP
- 97-151 - TENSIONER ASSEMBLY
- 197-400 - HARNESS PIGTAIL, ALTERNATOR, AD STYLE
- 97-150 - IDLER PULLEY, SMOOTH, 2.75" DIAMETER
Application:
| Year | Make | Model | Submodel | Engine Size |
|---|---|---|---|---|
| Universal |
Specs:
| A/C Compressor Included | Yes |
|---|---|
| A/C Compressor Type | SD508 |
| Accessory Drive Style | High Mount |
| Alternator Amperage | 130 |
| Alternator Included | Yes |
| Application | GM Gen V LT |
| Application | GM LS |
| Belt Included | Yes |
| Brand | Holley |
| Choose Your Part | Accessory Drive Kits |
| Damper Included | No |
| Damper Style | Factory Standard Middle or Long |
| Emission Code | 5 |
| Engine | GM LS |
| Finish | Black |
| Material | Cast Aluminum |
| Output | 130 Amps |
| Power Steering Hardline Included | No |
| Power Steering Pulley Included | Yes |
| Power Steering Pump Included | Yes |
| Power Steering Reservoir Included | No |
| Product Type | Accessory Drive Kits |
| Pulley Style | Serpentine |
| Tensioner Included | Yes |
| Thermostat Included | No |
| Warranty | Limited 90 Day |
| Water Neck Included | No |
| Water Pump Included | No |
| Water Pump Pulley Included | No |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.4 ★★★★★
Based on 16 reviews
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Product Reviews
★★★★★ 5
Comfortable, Supportive, and Worth Every Dollar
Color: Black, Item Shape: Classic, Color: Black, Item Shape: Classic
I didn’t realize how much tension I was carrying in my legs and lower back until I started using this footrest.
The memory foam is firm but comfortable — it doesn’t flatten out like cheaper ones. I love that it’s height-adjustable, so I can customize it depending on how I’m sitting. It instantly improved my posture and took pressure off my hips and lower back, especially during long desk and gaming sessions.
The build quality feels premium, it stays in place on the floor, and the cover is soft and easy to clean. After using it for a few days, I noticed less stiffness and way better overall comfort while sitting.
If you spend hours at a desk, do yourself a favor and get this. Simple upgrade, huge difference.
Highly recommended.
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Reviewed in the United States on February 13, 2026
★★★★★ 5
Foot rest
Color: Gray, Item Shape: Classic
It's very sturdy. It's very comfortable. It's not too soft. It's not too hard. I like it. I flip it when I sit in my chair when I'm on my iPad I can use the lower level when I'm relaxing. I flip it over and I use the the round part of it. It's just perfect for me.. I have plantar fasciitis and it really helps the heels of my feet.
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Reviewed in the United States on April 10, 2026
★★★★★ 4
Good product.
Color: Black, Item Shape: Classic
It is helpful for sure. I had knee surgery and this helped me keep my knee comfortable while working. I wish it was able to raise my leg up a bit more but for the price this is fine.
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Reviewed in the United States on February 24, 2026
★★★★★ 5
Great for short peeps!
Color: Gray, Item Shape: Teardrop
the best for a too tall desk or table or not correct height chair.
5’3, always too short for things and this has definitely helped since working at home! super soft too and different surfaces and heights!
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Reviewed in the United States on May 13, 2026
★★★★★ 5
helps my swelling in my ankles and feet
Color: Black, Item Shape: Classic
I was having issues with my feet swelling because I sit all day for work. After using this my feet don't swell like they did. The product is also comfortable. I would recommend this foot rest. The best part is its two and one. You can use the rest or turn it over and rock it with your feet which helps. The foot rest is sturdy and durable.
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Reviewed in the United States on May 10, 2026