Old Part Numbers: K36AWrist Pin Retainer (Bumper).

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: K132Piston Assy w/ piston, ring set, bumpers and wrist pin. Replace this if the rings do not rotate freely in their grooves.

Old Part Numbers: K11EAir compressor oil seal. Oil leaking around the shaft? Remove flywheel and replace this seal. Need oil? Click here for synthetic and synthetic-blend air compressor oil to keep your compressor running like new for years to...

Replacement bearing shells for connecting rod. (order 2 for each connecting rod) Works with old style (non-bearing) and new style.

Old Part Numbers: KU86 1/4" compression x 1/8" male NPT air compressor compression elbow. Note: For COPPER tubing. If you are using nylon or plastic tubing, consider using our T1059.

Old Part Numbers: 610-1125, DU101, GU101Complete rebuild kit for entire air compressor pump. Includes the piston rings, gaskets, intake and exhaust valves, unloader valves, and canister-style air filter elements (L54E hollow-style) for the GU, GCU, LU,...

Old Part Numbers: 68-4-21/8" male NPT x 1/4" compression adapter for air compressor unloader/bleeder line. A very common adapter to attach the 1/4" OD unloader/bleeder line from the unloader valve on the pilot valve to the pump head.