Holley Accelerator Pump Discharge Nozzle 0.037in ID — Straight Type, Aluminum

SKU: BBVL_121-137
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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.

Maximize Power and Eliminate Hesitation with Holley

Achieve superior engine response and power delivery with the Holley Accelerator Pump Discharge Nozzle, featuring a 0.037-inch internal diameter. This larger orifice size is often preferred for engines that require a richer fuel shot during initial throttle application, helping to eliminate bogging and ensuring a strong, immediate pull. It's an indispensable tuning component for high-performance Holley carburetors.

Premium Aluminum Construction for Reliable Fueling

Each straight-type discharge nozzle is precision-machined from lightweight aluminum, guaranteeing consistent fuel flow and exceptional durability under demanding conditions. The accurately sized 0.037-inch ID is crucial for tailoring the accelerator pump's output to your engine's specific needs, especially beneficial for modified engines, larger displacement applications, or those running aggressive camshafts. This pair provides essential tuning flexibility.

  • Internal Diameter (ID): 0.037 inches
  • Type: Straight
  • Material: Aluminum
  • Finish: Natural
  • Application: Holley Carburetors (Pair)
  • Function: Controls accelerator pump fuel discharge

The Edge in Carburetor Performance from Holley

For decades, Holley has been synonymous with carburetor excellence. Their accelerator pump discharge nozzles are a testament to their commitment to performance, offering the precise control needed to extract maximum power and drivability from your engine. Don't compromise on your fuel system's accuracy; choose genuine Holley components for unparalleled results. Discover more Holley tuning solutions 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.

Maximize Power and Eliminate Hesitation with Holley

Achieve superior engine response and power delivery with the Holley Accelerator Pump Discharge Nozzle, featuring a 0.037-inch internal diameter. This larger orifice size is often preferred for engines that require a richer fuel shot during initial throttle application, helping to eliminate bogging and ensuring a strong, immediate pull. It's an indispensable tuning component for high-performance Holley carburetors.

Premium Aluminum Construction for Reliable Fueling

Each straight-type discharge nozzle is precision-machined from lightweight aluminum, guaranteeing consistent fuel flow and exceptional durability under demanding conditions. The accurately sized 0.037-inch ID is crucial for tailoring the accelerator pump's output to your engine's specific needs, especially beneficial for modified engines, larger displacement applications, or those running aggressive camshafts. This pair provides essential tuning flexibility.

  • Internal Diameter (ID): 0.037 inches
  • Type: Straight
  • Material: Aluminum
  • Finish: Natural
  • Application: Holley Carburetors (Pair)
  • Function: Controls accelerator pump fuel discharge

The Edge in Carburetor Performance from Holley

For decades, Holley has been synonymous with carburetor excellence. Their accelerator pump discharge nozzles are a testament to their commitment to performance, offering the precise control needed to extract maximum power and drivability from your engine. Don't compromise on your fuel system's accuracy; choose genuine Holley components for unparalleled results. Discover more Holley tuning solutions 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.

Maximize Power and Eliminate Hesitation with Holley

Achieve superior engine response and power delivery with the Holley Accelerator Pump Discharge Nozzle, featuring a 0.037-inch internal diameter. This larger orifice size is often preferred for engines that require a richer fuel shot during initial throttle application, helping to eliminate bogging and ensuring a strong, immediate pull. It's an indispensable tuning component for high-performance Holley carburetors.

Premium Aluminum Construction for Reliable Fueling

Each straight-type discharge nozzle is precision-machined from lightweight aluminum, guaranteeing consistent fuel flow and exceptional durability under demanding conditions. The accurately sized 0.037-inch ID is crucial for tailoring the accelerator pump's output to your engine's specific needs, especially beneficial for modified engines, larger displacement applications, or those running aggressive camshafts. This pair provides essential tuning flexibility.

  • Internal Diameter (ID): 0.037 inches
  • Type: Straight
  • Material: Aluminum
  • Finish: Natural
  • Application: Holley Carburetors (Pair)
  • Function: Controls accelerator pump fuel discharge

The Edge in Carburetor Performance from Holley

For decades, Holley has been synonymous with carburetor excellence. Their accelerator pump discharge nozzles are a testament to their commitment to performance, offering the precise control needed to extract maximum power and drivability from your engine. Don't compromise on your fuel system's accuracy; choose genuine Holley components for unparalleled results. Discover more Holley tuning solutions at GGCRACING.COM.

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