Old Part Numbers: K133This air compressor pump ring kit includes rings for two pistons. Order two sets for v-twin air compressor pumps. Stagger rings and hone cylinders.  Replace if the pump is losing compression or using too much oil.Technical...

Old Part Numbers: W175UNLOADER,CENTRIFICAL,W/B CAP,ASSY,W175 1 EA ASSY. W / BEARING CAP, TUBING AND GASKET

NOTE: For units made BEFORE 2003. If your pressure switch is leaking at the unloader valve, replace this part.

Old Part Numbers: L154Newer wingnut-style filter assy with L54E hollow-style element. Uses filter 150-1010-JE filter element. Replacing the pump's air filter regularly is important to maintain the performance and longetivity of your air compressor. A...

Old Part Numbers: J101Rebuild Kit Incl. Rings, Gaskets, Valves and Air Filter Elements (L54E hollow style).

Old Part Numbers: JU80Includes head unloaders (for constant run pumps)

Old Part Numbers: W10If loose or dirty, replace these when rebuilding pump.

Air compressor safety relief valve, 1/4", 165 PSI. If your valve leaks below the pressure listed on the side of the valve, replace this vital safety feature.Specifications MPT Inlet: 1/4 in. FPT Outlet: 3/8 in. Preset Setting (PSI): 165 PSI Max. Temp.:...