EMSCO Style F500 Triplex Pump 6 3/4" x 7-1/2" Stroke 500HP c/w PD45 Pulsation Dampener, Discharge / Suction Manifolds, 5K Relief Valve & Gauge, Belt Driven Liner Wash Pump, Internal Gear Driven Lube Pump and Slash Lube, API 5 Valve Over Valve Modules