Pump TubeLincoln Pump Tube PowerMaster III models with model 86400 motor. WARNING: This product can expose you to chemicals including Lead and Lead Compounds which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www. P65Warnings. ca. gov. Model No. 84997 Ratio 23: 1 Drum Size 55 gal. Maximum Delivery Pressure 6900 psi 300 476 bar Maximum Hydraulic Inlet Pressure 300 psi 21 bar