Description
Carburetor tuning demands precision, and the Holley Power Valve 125-55 delivers exactly that. This single-stage valve maintains optimal fuel mixture across your engine’s RPM range, preventing bog-down during light throttle operation while ensuring clean, efficient combustion. Whether you’re dialing in a street engine or fine-tuning a weekend racer, this OEM-quality component is essential for consistent performance and reliability.
- 5.5″ Hg vacuum
- Standard flow rate
- Single-stage design
- Gasket included
- Bolt-on installation
- OEM Holley specification






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