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: K101K Pump rebuild kit includes all gaskets, valves, rings, seals, and air filter element (L54E hollow-style). Everything you need to rebuild your air compressor pump (for start/stop pumps without head unloaders). Note: Does not include...

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: KU181

New-style Jenny "K" replacement pump assembly with single-groove flywheel and air filter assembly. Usually for stop/start applications. Same as the "KU" pump, except this pump is for serial numbers starting with "G" and does not have head unloaders. Made...

Old Part Numbers: KU101GIncludes rings, valves, gaskets, unloader valves, crankcase breather, and air filter element (G54E hockey puck-style filter). If you have a sudden loss of performance, if air leaks out of the intake filter, or if the compressor...