If your crank is grooved, replace it to ensure that your rebuild will not be in vain. If there are only surface deposits of aluminum from the bearings, then remove them with a soft wire brush and then polish your crank.

11" diameter with a tapered bore

3/8" in-line lubricator for air compressors. A great addition to your air compressor, in-line lubricators contain a bowl of lubricant that aerosolizes and mixes in with the air, providing just the right amount of lubrication to your air tool...

Qty: 1 valve. Order multiple to complete a set.

Replace these if bent or worn. Check crank for damage first. (includes upper bushing)

K17 pump assembly with flywheel. Up to 11.11 CFM with 3 HP motor. Cast iron cylinders. Reliable workhorse found on most contractor models. Save money by using your old flywheel and aftercooler. Includes air filter assembly. Does NOT ship with oil...

5/8" Hose Clamp. Uses two.