STD FLOW POWER VALVE; 4.5HG
$50.29
Optimize your engine’s fuel delivery with the Holley STD Flow Power Valve calibrated at 4.5 inches of mercury. Its compact dimensions—12.7 cm in length and 8.8 cm in width—allow for seamless integration into your carburettor system, enhancing performance under varying loads. Explore how this precision component ensures consistent power output.
Estimated arrival at CMP: 2-3 days.
After arriving at CMP the item will be shipped the same day or made available for collection.
*Image(s) for illustrative purposes only
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Description
Improving engine responsiveness and fuel efficiency starts with precise control of fuel flow under changing vacuum conditions. The Holley STD Flow Power Valve set at 4.5 inches of mercury delivers this control by adjusting fuel delivery exactly when your engine demands more power.
This power valve’s 4.5″ Hg rating means it opens at a specific vacuum level, ensuring optimal fuel enrichment during high load or acceleration, preventing lean conditions that can cause engine hesitation or damage. This targeted responsiveness translates into smoother throttle transitions and maximized horsepower.
Constructed with durable materials designed for reliability, the valve weighs just 0.08 kg, minimizing added weight to your fuel system. Its precise dimensions—12.70 cm length, 8.80 cm width, and 3.10 cm height—ensure compatibility with a wide range of Holley carburettor models, facilitating straightforward installation without modification.
As a critical component within the carburettor and fuel system category, this power valve enhances fuel mixture control, directly impacting engine performance and drivability. Its standard flow design guarantees consistent fuel enrichment, avoiding the pitfalls of over- or under-fueling during rapid throttle changes.
Integrating this power valve ensures your engine maintains optimal air-fuel ratios, reducing emissions and improving fuel economy under demanding conditions. The compact form factor supports installation in tight engine compartments without interfering with other components.
Holley’s precision manufacturing and the valve’s calibrated vacuum rating provide a reliable upgrade for enthusiasts and professionals seeking exact fuel delivery control. The product’s weight and dimensions are optimized for performance without compromising ease of handling during installation.
Choose this power valve to maintain consistent power and protect your engine from lean misfires. Its calibrated 4.5 Hg threshold is engineered to deliver fuel precisely when needed, giving you a measurable advantage in engine tuning and reliability.
Additional information
| Weight | 0.0800 kg |
|---|---|
| Dimensions | 12.70 × 8.80 × 3.10 cm |
| Category list | |
| Brand | Holley |
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