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: WU101Complete rebuild kit for your WU Pump v-twin, two-stage air compressor pump. Includes piston rings, intake and exhaust valves, unloader valves, gaskets, air filter elements (L54E hollow-style), and seals. If you have a sudden loss...

2 FT

Old Part Numbers: EQ132High Pressure (HP) Piston with wrist pin and rings.

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

Old Part Numbers: K32WThis is the hi pressure piston. The other 3 are lo pressure pistons.

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...