Since your oil is the lifeblood of your Harley, that would make your Harley oil pump the heart, right? The minute your Harley-Davidson oil pump stops working is when you’ll need a new engine. That’s why your next Harley oil pump replacement should come from J&P. All our Harley-Davidson oil pumps are precision made by manufacturers you can trust; like S&S, JIMS, V-Twin Manufacturing, Feuling, Twin Power, and more. While you’re replacing your oil pump, be sure to order new Harley Oil Filters and Harley Oil Lines.