Old Part Numbers: 6211848600Air compressor flywheel bolt, M8x30mm left-hand thread.

This handy maintenance kit includes one air filter element for the B3800/B4900 air compressor and one (1) quart of high-quality fully synthetic lubricant to keep your air compressor running like a champ! Replace the air filter every 3-4 months if the air...

This handy maintenance kit includes a B3800/B4900 air filter element and one (1) quart of high-quality synthetic blend lubricant to keep your air compressor running like a champ! Replace the air filter every 3-4 months if the air compressor is used...

Old Part Numbers: 6210717280Valve plate assembly (includes inner gasket and valves).  If air leaks out of the intake filter or if the compressor just isn't performing like it should, order this kit. A loss of pressure or slow pressurization is...

Larger, low-pressure (LP) piston for the B4900 pump.

Old Part Numbers: FS-10-052Twist-lock air filter assembly for air compressors. 1/2" MPT. Includes 10-SOL filter element. Replacing the pump's air filter regularly is important to maintain the performance and longetivity of your air compressor. A clean...

B4900 Head Gasket Kit. Kit includes the head gasket, inner valve plate gasket, cylinder gasket, two intercooler gaskets, and discharge tube adapter gasket (total of 6). A little silicone gasket cement around the outer edges helps. NOTE: Due to the...