3100 PSI POWER PRESSURE WASHER WATER PUMP Brand New 1x Pressure Washer Pump Approximately 400 PSI more than the standard pump. 2800-3100 PSI / 2.3 GPM – MAX 2.5 GPM FACTORY RATING BRASS HEAD PUMP FITS: Campbell Hausfeld PW220000LE Comes with thermal release valve SPECS: FITS 7/8 Shaft MOUNTING BOLTS: FROM MAIN CENTER SHAFT TO EACH MOUNT BOLT IS 4″ – CENTER TO CENTER SPACING BETWEEN MOUNTING BOLTS IS: 7 11/16″ – 6 3/16″ – 6 7/16″ In some instances, the pump may need to be removed to change engine oil. Some specific pressure washers may require longer bolts and spacers to mount the pump to your engine. These bolts and spacers are not included, but may be purchased at your local hardware store. Common bolt sizes: Two – 5/16″ 18 x 2 1/2″ , One – 5/16″ 18 x 3 1/2″ It is the customers responsibility to make sure this is item will fit your unit. Thank you and any questions please ask!