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

Old Part Numbers: WU88

If your unit is using oil, or is not performing like it once did, then you may possibly need to replace the valves. Includes intake and exhaust valves and necessary gaskets. Torque to 225 in/lbs.

Old Part Numbers: G154PIncludes four G154 complete filter assemblies. This air compressor air filter assembly is the older twist-lock filter with hockey-puck filter elements. Replacing the pump's air filter regularly is important to maintain the...

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

Old Part Numbers: L55Wingnut for old style air filter.

SCREW,CAP,HEX HD,GR5,ST,BLK