Overhaul Kit for the C1/CA1 in-line, two-stage air compressor pump. Includes two LP intake valves, one HP intake valve, two exhaust valve assemblies (HP/LP), one oil seal, one gasket set, two bearing inserts, one LP ring set, one HP ring set, five valve...

Air compressor ring set for the smaller, high-pressure (HP) piston only.

Old Part Numbers: 1312100028

Air compressor ring set for the larger, low-pressure (LP) piston only.