That’s why JIMS developed the Tappet Pump and Test Stand No. 765 & No. 766. By utilizing this innovative new tool you can now completely fill your standard size Harley-Davidson hydraulic tappets, physically inspect them and with the help of a drill press, check for proper feel. Gone are the days of leaking or spongy tappets that can decrease performance.Mechanics can now have the confidence of knowing tappets won’t stick or bleed down once installed. This Harley-Davidson tool is available for both Twin Cam (No. 765) and Evo (No. 766) applications. The Twin-Cam model ships with everything you need, except the drill press. For standard size hydraulic Evo tappets, install the sleeve No. 766 into the tool body and you’re ready to go.JIMS Tappet Pump and Test Stand No. 765 and No. 766 are made in the U.S.A. and backed by JIMS lifetime warranty. For more information connect with JIMS on the web at jimsusa.com, or call 805-482-6913.