Abstract: The present invention provides a fuel consumption testing arrangement for use in the analysis of internal combustion engines having fuel carburation device, including a fuel source, a constant rate fuel pump communicating with the fuel source to receive fuel from the fuel source and deliver a selected rate of fuel, fuel pressure regulator to receive fuel from the fuel pump and supply the fuel at a selected pressure, a fuel flow transducer device communicating with the outlet of the fuel pressure regulator to measure the rate of flow of fuel from the fuel pressure regulator and having an outlet including a connector to connect the supply from the flow transducer to the carburetor of the internal combustion engine to be tested, a source of electrical power to deliver a smooth flow of current to drive the fuel pump, speedometer to sense the speed of rotation of the internal combustion engine under test, and a computation device to inter-relate the speed of rotation of the internal combustion engine under test an