Holley 125-65 Single-Stage Standard Flow Power Valve

Holley 125-65 Single-Stage Standard Flow Power

This single-stage standard flow power valve boosts your vehicle's power when pulling heavy loads or at fast speeds. By enhancing the carburetor's response to vacuum forces, the power valve allows an optimal amount of fuel through the carburetor for increased torque and higher speeds. The power valve will open when the engine reaches a vacuum of 6.5 Hg. It has a 90-day warranty for defects in material and workmanship.

  • Brand: Holley
  • ASIN: B00029JAQE
  • UPC: 090127207499

Holley 125-45 Single-Stage Standard Flow Power Valve

Holley 125-45 Single-Stage Standard Flow Power

This single-stage standard flow power valve boosts your vehicle's power when pulling heavy loads or at fast speeds. By enhancing the carburetor's response to vacuum forces, the power valve allows an optimal amount of fuel through the carburetor for increased torque and higher speeds. The power valve will open when the engine reaches a vacuum of 4.5 Hg. It has a 90-day warranty for defects in material and workmanship.

  • Brand: Holley
  • ASIN: B00029JAPA
  • UPC: 090127023358

Holley 125-25 Single-Stage Standard Flow Power Valve

Holley 125-25 Single-Stage Standard Flow Power

This single-stage standard flow power valve boosts your vehicle's power when pulling heavy loads or at fast speeds. By enhancing the carburetor's response to vacuum forces, the power valve allows an optimal amount of fuel through the carburetor for increased torque and higher speeds. The power valve will open when the engine reaches a vacuum of 2.5 Hg. It has a 90-day warranty for defects in material and workmanship.

  • Brand: Holley
  • ASIN: B00029JAOQ
  • UPC: 090127023327

Holley 125-35 Single-Stage Standard Flow Power Valve

Holley 125-35 Single-Stage Standard Flow Power

This single-stage standard flow power valve boosts your vehicle's power when pulling heavy loads or at fast speeds. By enhancing the carburetor's response to vacuum forces, the power valve allows an optimal amount of fuel through the carburetor for increased torque and higher speeds. The power valve will open when the engine reaches a vacuum of 3.5 Hg. It has a 90-day warranty for defects in material and workmanship.

  • Brand: Holley
  • ASIN: B00029JAP0
  • UPC: 090127023334

Holley 125-55 Single-Stage Standard Flow Power Valve

Holley 125-55 Single-Stage Standard Flow Power

This single-stage standard flow power valve boosts your vehicle's power when pulling heavy loads or at fast speeds. By enhancing the carburetor's response to vacuum forces, the power valve allows an optimal amount of fuel through the carburetor for increased torque and higher speeds. The power valve will open when the engine reaches a vacuum of 5.5 Hg. It has a 90-day warranty for defects in material and workmanship.

  • Brand: Holley
  • ASIN: B00029JAQ4
  • UPC: 090127023372

Holley HOL 125-155 Single-Stage High Flow Power Valve

Holley HOL 125-155 Single-Stage High Flow Power

This power valve is a single-stage valve with a high flow of 5.5 Hg to supply additional fuel to the main system during heavy load or full power situations. It also allows an optimal amount of fuel through the carburetor for increased torque and higher speeds. It has a 90-day warranty for defects in material and workmanship.

  • Brand: Holley
  • ASIN: B00062YUBM
  • UPC: 090127122259

Holley 125-95 Single-Stage Standard Flow Power Valve

Holley 125-95 Single-Stage Standard Flow Power

This single-stage standard flow power valve boosts your vehicle's power when pulling heavy loads or at fast speeds. By enhancing the carburetor's response to vacuum forces, the power valve allows an optimal amount of fuel through the carburetor for increased torque and higher speeds. The power valve will open when the engine reaches a vacuum of 9.5 Hg. It has a 90-day warranty for defects in material and workmanship.

  • Brand: Holley
  • ASIN: B00029JC58
  • UPC: 090127023419

Holley 125-1005 Single-Stage High Flow Power Valve

Holley 125-1005 Single-Stage High Flow Power

This power valve is a single-stage valve with a high flow of 10.5 Hg to supply additional fuel to the main system during heavy load or full power situations. It also allows an optimal amount of fuel through the carburetor for increased torque and higher speeds. It has a 90-day warranty for defects in material and workmanship.

  • Brand: Holley
  • ASIN: B00062YUKI
  • UPC: 090127023105

Holley 125-125 Single-Stage High Flow Power Valve

Holley 125-125 Single-Stage High Flow Power

This power valve is a single-stage valve with a high flow of 2.5 Hg to supply additional fuel to the main system during heavy load or full power situations. It also allows an optimal amount of fuel through the carburetor for increased torque and higher speeds. It has a 90-day warranty for defects in material and workmanship.

  • Brand: Holley
  • ASIN: B00062YUHQ
  • UPC: 090127122228

Holley 125-105 Single-Stage Standard Flow Power Valve

Holley 125-105 Single-Stage Standard Flow Power

This single-stage standard flow power valve boosts your vehicle's power when pulling heavy loads or at fast speeds. By enhancing the carburetor's response to vacuum forces, the power valve allows an optimal amount of fuel through the carburetor for increased torque and higher speeds. The power valve will open when the engine reaches a vacuum of 10.5 Hg. It has a 90-day warranty for defects in material and workmanship.

  • Brand: Holley
  • ASIN: B00029JANM
  • UPC: 090127023112
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How to select the right power valve for your Holley carburetor. Backfires, poor fuel economy and fouled spark plugs are indications of an improperly matched or blown out power valve. This video shows the steps to select and check the power valve using a simple vacuum gauge. Additional information...

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