Holley High-Flow Power Valve - 6.5 in Vacuum

SKU: BBVL_125-165
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About Holley Holley is the legendary American carburetor and fuel-injection ...Read More

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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Holley

Holley is the legendary American carburetor and fuel-injection brand — over 100 years of induction history. From the iconic 4150 four-barrel to today's Sniper EFI conversions, Holley remains the choice for muscle car restorations, Pro Mod, and gasser builds.

Watch in action

Optimize Fuel Enrichment with a Holley High-Flow Power Valve

Ensure your Holley carburetor delivers the precise fuel enrichment needed under load with the Holley High-Flow Power Valve - 6.5 in Vacuum. This critical component is designed to provide an additional surge of fuel when manifold vacuum drops, preventing lean conditions during acceleration and maximizing power output.

Advanced Design for Consistent Performance

  • Vacuum Rating: 6.5 inches of vacuum, ideal for engines with specific idle vacuum characteristics.
  • Flow Type: High-flow design ensures rapid and ample fuel delivery when activated.
  • Stage: Single-stage operation for straightforward and reliable enrichment.
  • Door Configuration: Two-door design for efficient fuel flow.
  • Included: Comes complete with a gasket for a leak-free installation.

The power valve plays a crucial role in a Holley carburetor's ability to transition from cruise to wide-open throttle. A properly selected and functioning power valve prevents hesitation and ensures your engine receives the necessary fuel for maximum power. This 6.5-inch vacuum power valve is engineered to open at the precise moment your engine demands more fuel, providing a smooth and powerful response.

Holley Quality for Carburetor Reliability

As a leader in carburetor technology, Holley ensures that every component meets rigorous standards for performance and durability. This high-flow power valve is no exception, offering a reliable solution for maintaining or upgrading your carburetor's fuel enrichment system. Don't compromise on your engine's performance—choose genuine Holley parts for consistent, powerful operation, available at GGCRACING.COM.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Holley

Holley is the legendary American carburetor and fuel-injection brand — over 100 years of induction history. From the iconic 4150 four-barrel to today's Sniper EFI conversions, Holley remains the choice for muscle car restorations, Pro Mod, and gasser builds.

Watch in action

Optimize Fuel Enrichment with a Holley High-Flow Power Valve

Ensure your Holley carburetor delivers the precise fuel enrichment needed under load with the Holley High-Flow Power Valve - 6.5 in Vacuum. This critical component is designed to provide an additional surge of fuel when manifold vacuum drops, preventing lean conditions during acceleration and maximizing power output.

Advanced Design for Consistent Performance

  • Vacuum Rating: 6.5 inches of vacuum, ideal for engines with specific idle vacuum characteristics.
  • Flow Type: High-flow design ensures rapid and ample fuel delivery when activated.
  • Stage: Single-stage operation for straightforward and reliable enrichment.
  • Door Configuration: Two-door design for efficient fuel flow.
  • Included: Comes complete with a gasket for a leak-free installation.

The power valve plays a crucial role in a Holley carburetor's ability to transition from cruise to wide-open throttle. A properly selected and functioning power valve prevents hesitation and ensures your engine receives the necessary fuel for maximum power. This 6.5-inch vacuum power valve is engineered to open at the precise moment your engine demands more fuel, providing a smooth and powerful response.

Holley Quality for Carburetor Reliability

As a leader in carburetor technology, Holley ensures that every component meets rigorous standards for performance and durability. This high-flow power valve is no exception, offering a reliable solution for maintaining or upgrading your carburetor's fuel enrichment system. Don't compromise on your engine's performance—choose genuine Holley parts for consistent, powerful operation, available at GGCRACING.COM.

Product Details

Product Description

About Holley

Holley is the legendary American carburetor and fuel-injection brand — over 100 years of induction history. From the iconic 4150 four-barrel to today's Sniper EFI conversions, Holley remains the choice for muscle car restorations, Pro Mod, and gasser builds.

Watch in action

Optimize Fuel Enrichment with a Holley High-Flow Power Valve

Ensure your Holley carburetor delivers the precise fuel enrichment needed under load with the Holley High-Flow Power Valve - 6.5 in Vacuum. This critical component is designed to provide an additional surge of fuel when manifold vacuum drops, preventing lean conditions during acceleration and maximizing power output.

Advanced Design for Consistent Performance

  • Vacuum Rating: 6.5 inches of vacuum, ideal for engines with specific idle vacuum characteristics.
  • Flow Type: High-flow design ensures rapid and ample fuel delivery when activated.
  • Stage: Single-stage operation for straightforward and reliable enrichment.
  • Door Configuration: Two-door design for efficient fuel flow.
  • Included: Comes complete with a gasket for a leak-free installation.

The power valve plays a crucial role in a Holley carburetor's ability to transition from cruise to wide-open throttle. A properly selected and functioning power valve prevents hesitation and ensures your engine receives the necessary fuel for maximum power. This 6.5-inch vacuum power valve is engineered to open at the precise moment your engine demands more fuel, providing a smooth and powerful response.

Holley Quality for Carburetor Reliability

As a leader in carburetor technology, Holley ensures that every component meets rigorous standards for performance and durability. This high-flow power valve is no exception, offering a reliable solution for maintaining or upgrading your carburetor's fuel enrichment system. Don't compromise on your engine's performance—choose genuine Holley parts for consistent, powerful operation, available at GGCRACING.COM.

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