Old Part Numbers: 5950600Intercooler gasket for the B5900 air compressor pump. Also available in the B5900Head Gaskets or 53N0056 Gasket Kit. We recommend ordering the gasket kit, as it will save you money and will ensure that you have all of the head...

Gasket for bottom oil pan of air compressor pump. If the compressor pump doesn't seem to pressurize as quickly as it should or is leaking in between the head, valve plate, cylinder, or crankcase while running, there's a good chance you need to install...

Old Part Numbers: 059-0231Air compressor head bolt, M10 x 55mm.

10mm steel aftercooler bolt for B5900/HP51 air compressor pumps.

Bare head for B5900 air compressor pump. Order head gasket separately.

Connecting Rod Assy. Does NOT include 6222726100 Insert Bearings. Order 2 per rod if needed!