Holley Tube Type Accelerator Pump Discharge Nozzles - .031" YA0805ABP 5/8-18 in Left Hand Thread

5/8-18 in Left Hand Thread

Disconnect radiator hose and heater hose from the timing cover

Jeep Inline-6

down to fractions of a second in design speed control

Holley Tube Type Accelerator Pump Discharge Nozzles - .031" YA0805ABP 5/8-18 in Left Hand ThreadA 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,