Holley 121-128 Accelerator Pump Discharge Nozzle
by Holley
Sale
$52.74
$41.02
Straight Type A Larger Hole Will Shoot The Fuel At A Faster Rate And With Less Pressure Than A Smaller Hole Includes Gaskets Limited 90 Day Warranty
Specifications
Compatibility - Holley Model 4150/4160/4500 Carburetors
Includes Gaskets - Yes
Nozzle Sizes (IN) - 0.028 Inch
Number Of Nozzles - 2
A good selection of accelerator 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 and with less pressure than a smaller hole. Sizes are stamped on each nozzle.
