Description
The Holley Power Valve 125-45 is essential for carburetors running lean cruise mixtures—it enriches fuel delivery under load to prevent stumble and hesitation while maintaining fuel economy at steady throttle. Whether you’re tuning a street engine or dialing in a dedicated race carb, this single-stage valve provides reliable, predictable metering that responds precisely to manifold vacuum changes. Pair it with the included gasket for a seamless, leak-free installation.
- Single-stage design
- 4.5 in vacuum rating
- Standard flow capacity
- Gasket included
- Sold individually
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