Custom Chrome Oil Pump Key Fit For Harley Big Twin Models 1936-1999 Sportster Models 1972-1985

Replacement oil pump key for Big Twin models 1936-1999 and Sportster models 1972-1985. A small drive component that locates the oil pump gear on the shaft, worth renewing whenever the pump is stripped for service or rebuild. Sold by Custom Chrome as an engine internal replacement part.