Small Engine Troubleshooting Problems? Ask a Mechanic Now.
Twin cylinder Kawasaki. With it running only with choke, check the fuel solenoid in the carburetor. If it does not fully open as soon as the key is turned on, the engine gets no fuel through the main jet. This solenoid has to have 12 volts at all times the key is on.
Also run a cylinder test. Loosen the spark plug wires, and with engine idling , remove one wire at a time, engine should continue to run. If not and engine dies when one wire is removed, the opposite cylinder is not firing.