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Ships within 48 hours · Estimated delivery Sep 20 - Sep 25
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Description
Base Insulator - 108-37Overview: Base Gasket Features: 2 3 8" Secondary 1 3 8" Primary Includes Carb Studs Phenolic Fits Holley Model 4165, Model 4175 and Quadra Jet 11 16" Thick Application: Year Make Model Submodel Engine Size Universal Specs: Brand Holley Emission Code 5 Material Fiber Model 4165 4175 Product Type Base Gasket Warranty Limited 90 Day
Overview:
Base Gasket
Features:
- 2 3/8" Secondary
- 1 3/8" Primary
- Includes Carb Studs
- Phenolic
- Fits Holley Model 4165™, Model 4175™ and Quadra-Jet
- 11/16" Thick
Application:
| Year | Make | Model | Submodel | Engine Size |
|---|---|---|---|---|
| Universal |
Specs:
| Brand | Holley |
|---|---|
| Emission Code | 5 |
| Material | Fiber |
| Model | 4165/4175 |
| Product Type | Base Gasket |
| Warranty | Limited 90 Day |
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
4.7 ★★★★★
Based on 25 reviews
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Product Reviews
★★★★★ 4
Fancy vest
Size: 12, Color: Black
It’s a very nice jacket fits awesome great material and stitching and looks fabulous
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 10, 2026
★★★★★ 5
Get it!
Size: 10-11, Color: Blue Plaid
Another must buy on my list! Color, size and length were all good. I was a bit surprised as to the thickness of the vest, not heavy, but well made. Definitely value for money!
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Reviewed in the United States on September 17, 2025
★★★★★ 5
Love it
Size: 14, Color: Black
Fits perfectly
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Reviewed in the United States on September 25, 2025
★★★★★ 5
Nice & classy
Size: 10-11, Color: Black
Good fit on my son
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Reviewed in the United States on April 1, 2025
★★★★★ 3
Size down.
Size: 16, Color: Black
Fit too large. Nice quality.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 14, 2026