Order this sight glass if you have the threaded oil breather!

Old Part Numbers: TQ901600AP

Gasket Kit for TQ-series v-twin air compressor pump. Includes head o-rings, crankcase gaskets, cylinder gaskets, and bearing cover o-ring. If the compressor pump doesn't seem to pressurize as quickly as it should or is leaking in between the head, valve...

Old Part Numbers: TQ300000AVComplete, new TQ3010 replacement pump assembly, includes flywheel and air filter assemblies. Just bolt it on, add oil, and install your belt and discharge tube. Need oil? Click here for synthetic and synthetic-blend...

Element only for air filter assembly.Specifications2.75″ OD x 1.375″ ID x 1.5″ H

Air Compressor Pump Quad Head Fastener Kit includes the bare head and head bolts. Order gaskets separately. Remember to tighten the bolts down to the proper torque specs as noted by the manufacturer.