Chicago Pneumatic

Replace if leaking.

Standard sized ring set.

Replace if leaking.

We recommend ordering the gasket kit, as it will save you money and will ensure that you have all of the head gaskets. We always recommend replacing all head gaskets at the same time, as the other...

Includes all rings for large, lo pressure piston.

Old Part Numbers: 082-0017, 4662040

Old Part Numbers: AC-0436Flywheel, 2 Groove, 15" OD. 4.13" x 2.05” bore.

Includes all four (4) rings for the smaller, high-pressure (HP) piston (hone the cylinders before installation). For the B5000 and B5900 model air compressor pumps. If you have a sudden loss of...