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Product Summary

Universal Fit

  • A good selection of pump discharge nozzle sizes is indispensable to the proper tuning of the accelerator pump system
  • The nozzle hole size determines the rate of fuel discharge. A larger hole will "shoot" the fuel at a faster rate with less pressure than a smaller hole
  • Sizes are stamped on each nozzle. For example the number "31" indicates the nozzle hole size is .031"
  • The two styles offered are Tube Type (121-40, 121-42, and 121-45 also include 2 hollow nozzle screws) and Straight Type
  • Includes eight assorted pump cams to fine-tune your accelerator pump shot

Comes as a Kit

Key Specs

BrandHolley

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Details

Kit Includes:

  • (1) Holley 20-12 Accelerator Pump Cams Kit
  • (1) Holley Accelerator Pump Discharge Nozzles Kit

Holley 20-12 Accelerator Pump Cams Kit

  • Tailor Accelerator Pump Performance
  • Each Cam Is Different Shape/Profile
  • Gives Different Results

Holley Accelerator Pump Discharge Nozzles Kit

  • Includes two nozzles and four nozzle gaskets

 

Specifications

KEY SPECS
BrandHolley
GENERAL
Sold in QuantityKit