Description
Metering block gaskets are critical wear items that directly impact fuel atomization and carburetor reliability—a failing gasket introduces fuel seepage and inconsistent jetting that degrades performance across the RPM band. Holley’s Viton composite construction resists fuel degradation far better than standard rubber, ensuring repeatability and longevity in high-heat engine bays. Since these gaskets are reusable, replacing them during carburetor maintenance saves cost while guaranteeing a clean seal on your 4500-series carb.
- Viton composite material
- Reusable gaskets
- Pair included
- Holley 4500 compatible
- Metering block specific
- Fuel-resistant construction
- Carburetor gaskets






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