Master Tool Repair

B5900/B5000 Valve Plate Assembly. Item comes in 2 separate packages. B5000 and B5900 pump now use the same valve plate. Poor performance or air leaks out of the intake filter while the unit is...

This E100435 air compressor air filter kit includes an air filter element, crankcase oil breather cap, and oil sight glass.

Kit includes Connecting Rod/Piston, Piston Ring, Screw, Piston Cover and Cylinder. This kit will restore compression, but order Gaskets separately if needed!

Includes 3' of nylon tubing, 2 compression nuts, 2 inserts and 2 plastic sleeves. Used on many small electric compressor supply lines.

1/2" transfer tube and 1/2" compression nuts & sleeves for air compressors. Note: Item may be aluminum or copper.

MADE TO ORDER. This kit allows you to remove the aftercooler that comes with the new B5900 pump and install this adapter kit. Simply remove the aftercooler, clean off the gasket material,...

Old Part Numbers: 034-0108This is the replacement pressure switch for the 034-0141. 145/175 PSI rating. Note: The original pressure switch design has changed over the years due to the inevitable...

Old Part Numbers: 46101Everything you need for a valvejob. Includes both valveplates, valves and related gaskets. Poor performance or air leaks out of the intake filter while the unit is running?...