125-125 Holley Power Valve
125-125 Holley Power Valve
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125-125 Holley Power Valve
Enhance your performance with the 125-125 Holley Power Valve, designed specifically for Holley carburetors used in supercharged applications. This power valve offers exceptional capabilities that ensure optimal engine performance under demanding conditions.
Key Features:
- Unique Intake Reference: The power valve references the intake manifold vacuum below the supercharger, allowing it to operate effectively based on actual engine load.
- Enhanced Performance: Provides additional enrichment to the main metering system under load and low vacuum conditions, improving throttle response and acceleration.
- Prevents Misreading: Without this external referencing, the power valve would incorrectly read supercharger boost pressure, which is irrelevant to engine load.
- Single Stage Design: Tailored for high flow applications, this single-stage valve is essential for maximizing performance in supercharged setups.
- Flow Type: High flow, ensuring efficient operation and power delivery.
- Includes Gasket: Comes complete with a gasket for easy installation.
Specifications:
- High Flow Pressure: 2-1/2 Inch Of Mercury
- Warranty: Limited 90 Day Warranty
- Compatibility: Specifically designed for Holley Carburetors
Upgrade your carburetor system with the 125-125 Holley Power Valve and experience improved engine performance like never before. Perfect for enthusiasts who demand the best from their supercharged engines!
Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

