Restore function to a tired fuel pump For 50 years Sierra has been producing parts engineered to meet or exceed the specifications of marine engine manufacturers. Boaters and technicians can be assured a Sierra part will fit and restore function. Fuel pump kits include gaskets, springs and diaphragms to rebuild mechanical fuel pumps used on Johnson/Evinrude and OMC engines. Everything you need is included. We caution mechanics that small spring loaded components in these pumps that can be lost during the rebuilding process. Key Features Sierra rebuild kits meet or exceed manufacturers specifications Complete kits are designed to restore function Backed by SeaStar SolutionsLimited Two-Year Warranty The Sierra Engine Parts Selector In addition to fuel pump rebuild kits, we offer a wide variety of other engine parts manufactured by Sierra. To see if we have the part you need, see ourEngine Parts Selector, where you can search by engine make, model and year of manufacture.ApplicationOEM Part NumberGLM40850Johnson/Evinrude Outboard438616, 433519Mallory9-37701OMC438616