3000 psi Pressure Washer Pump Replaces 193486GS 189943 189943GS 189943 GS New BRAND NEW OEM PRESSURE WASHER PUMP FOR 2800-3000 PSI UNITS Specs:2800-3000 PSI / 2.4 GPM - MAX 2.5 GPM FACTORY RATING, BRASS HEAD PUMP, INCLUDES THERMAL RELEASE VALVE, Chemical Injector. FITS 3/4" SHAFT HOLE DISTANCES ARE 2 5/8" CENTER TO CENTER ON OUTER HOLES / 1 7/8" FROM CENTER SHAFT HOLE TO EACH OUTER HOLE. **Fits Honda Excell units with 3/4" shaft only!!! Some Excell units have the 7/8" shaft and this pump will not work!** UNIVERSAL PUMP - FITS MANY MAKES AND MODELS!INCLUDES THERMAL RELEASE VALVE