Pressure fuel pump for scooters, motorbikes and karts 2 and 4 strokes original replacement Features: Pneumatic fuel pump for motorcycle engines. Assembly by means of screws and suitable fixing points. Membrane pumping. Internal by-pass regulator. Operating frequency: 10,000 pulses / min. Operation by pressure variation. Nominal flow rate: ~ 55 l / h. Nominal pressure: 0.05-0.1 bar. Direct or remote pneumatic signal socket. Aluminum body. & Ldquo; umbrella & rdquo; type valves and seats obtained in the body. Distance between holes: 77mm. Weight: 135 gr.