HOL-108-37 Base Insulator
For Model 4165â„¢ and Model 4175â„¢ and Quadra-Jet Phenolic
Features
- Fits Holley Model 4165â„¢, Model 4175â„¢ and Quadra-Jet
- 2 3/8″ Secondary
- Phenolic
- 1 3/8″ Primary
- Includes Carb Studs
- 11/16″ Thick
Product Video – YouTube
Base Gasket
Attributes:
| Thickness | 11/16 |
| Sub Category | Hardware, Fasteners and Fittings |
| Spacer Finish | Black Phenolic |
| Product Type | Base Gasket |
| part type | Carburetor Spacer |
| Mounting Hole Quantity | 4 |
| Model | 4165/4175 |
| Material | Fiber |
| Grade Type | Performance |
| Emission Code | 5 |
| Category | Air and Fuel Delivery |
| Carburetor Type | Performance |
| Brand | Holley |
| Warranty | Manufacturer’s Limited 90 Day Warranty |






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