WESTERBEKE , # 30550 , High Pressure injector pump , For W27 / W27A applications For a 4 cyl diesel motor This pump came from a Westerbeke w27 motor that had an unrelated mecanical issue I have been told by the motor's owner that it has been recently pull out and tested/adjusted Although I haven't tested it myself, there is no reason for me to think it will not function as it should Make sure it fits your type of engine. The camshaft to activate the pump also available May fit other motors These pumps normally sell for a lot more Comes with the feeding fitting, the mounting bolts and the metal gasket. Please inquire for surrouding parts/bolts/pipes if needed. Item is located in Quebec city, Canada I will ship to Canada & USA mainland