Oil

54-99 Harley Shovelhead Evolution Oil Pump Pressure Relief Spring 6374-54 26207-83 The oil pump pressure relief spring is a spring that is used in the oil pump of a Harley Davidson Shovelhead or Evolution motorcycle. It is designed to provide a specific amount of pressure on the oil pump diaphragm, which helps to regulate the flow of oil through the pump and into the engine. The spring is identified as part number 26207-83, and it is specific to certain models of Harley Davidson motorcycles that were manufactured between 1954 and 1999. It is likely that this spring is used to maintain proper oil pressure in the engine and to help prevent oil pump failure. Oil Pump Relief Valve Spring Fits Big Twin 1954/1999 (except Twin Cam models) Replaces HD# 26374-54 & 26207-83 DISCLAIMER: By buying this item you are fully acknowledging that our description is accurate, that you've done your research, checked part numbers, and verified that this part will fit your motorcycle, you checked our pictures and you've seen the condition the part will come in