Holley Tube Type Accelerator Pump Discharge Nozzles - .025" YA0828MM04 Includes built-in travel indicator and

Includes built-in travel indicator and two yellow 75 durometer bushings

get a Raptor -- and watch out

Cylinder Head Specifications: Combustion chamber volume: 110cc

Provides convenient mount for linkages

Holley Tube Type Accelerator Pump Discharge Nozzles - .025" YA0828MM04 Includes built-in travel indicator andA 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,