The Bendix+ Tu-Flo+ 700 air compressor function is to provide and maintain air under pressure to operate devices in the air brake and/or auxiliary air systems. The Tu-Flo+ 700 compressor is a two cylinder, single stage, reciprocating compressor with a rated displacement of 15.5 cubic feet of air per minute at 1250 RPM The Tu-Flo+ 700 compressor is constructed from three major assemblies, the head, the cylinder block and the crankcase. The head houses the discharge valving and is installed on the upper portion of the cylinder block. The cylinder block contains the cylinder bores and inlet valves and is mounted to the crankcase. The crankcase houses the cylinder bores, pistons, crankshaft and main bearings, and provides the flange or base mounting surface.