Made In USA. Melling oil pump repair kits are provided to supply the parts needed to rebuild a specific individual oil pump. Melling kits include all the required parts needed for a quality oil pump rebuild. Although Melling recommends the installation of a new oil pump, Melling oil pump repair kits are the preferred choice when a rebuilder has the desire to reuse the original oil pump casting or front timing cover. Kit Includes Drive Gear, Gear And Shaft Assembly, Pressure Relief Valve, 2 Pressure Relief Springs, 3/32 Inch By 3/4 Inch Spring Pin, Oil Pump drive Shaft Retainer.