Holley Tube Type Accelerator Pump Discharge Nozzles - .042" H77803FS 1963-1963 Buick Invicta

1963-1963 Buick Invicta

1980-1985 Ford L800

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Holley Tube Type Accelerator Pump Discharge Nozzles - .042" H77803FS 1963-1963 Buick InvictaA 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. For example, the number "31" indicates that the nozzle hole size is . 031". Various styles of nozzles are offered by Holley,