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Phenolic Thermal Insulating Carburetor Spacers Withstand Extreme High Intake Manifold Temperatures, 1" Thickness, Keeps Carburetor Cooler to Allow Denser Fuel Mixture For More Horsepower
| Brand | Holley |
| Carburetor Style | 4-Barrel |
| Manufacturer | Mr. Gasket |
| Manufacturer Part Number | 3404 |
| Material Type | Phenolic Thermostat Plastic |
| Plate Thickness | 1 in. |
| VMRS Code | 044005000 |
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