Fuel Pump Fits For Mikuni 491922 691034 692313 808492 808656 Briggs Stratton

NEW REPLACEMENT BRIGGS STRATTON FUEL PUMP
Feature:
1.Structure and working principle of vacuum diaphragm type gas pumps, mainly by the suction valve, oil valve, diaphragm, diaphragm spring, etc.
2.It is the use of engine movement produces negative change, will be inside the fuel tank of petrol pump into the carburetor.
3.When the engine is running, the movement form a negative in the intake stroke, the negative through the suction tube is passed to the gasoline pump suction chamber, diaphragm sucked down, then form a vacuum on the diaphragm chamber volume increases, use oil valve closed, filling valve opens, gas from the oil inlet is sucked on the diaphragm chamber.
4.Due to the moving to change the itinerary, loss of negative effect, negative diaphragm suffered disappear, metal under the action of spring force back in situ, the diaphragm chamber volume decreases, and produce a certain , to close the suction valve delivery valve opens, gasoline by the oil outlet within the carburetor.

FITS OEM:
491922 691034 692313 808492 808656

Package included:
1x FUEL PUMP









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