Practice question

What is the function of the fuel petcock / fuel shutoff valve on motorcycles with gravity-fed carburetors?

  1. To select ON, RESERVE, or OFF positions to control fuel flow from the tank to the carburetor and prevent fuel leaks when parked
  2. To regulate engine oil temperature
  3. To adjust tire pressure automatically
  4. To switch between front and rear brakes

Answer: A — To select ON, RESERVE, or OFF positions to control fuel flow from the tank to the carburetor and prevent fuel leaks when parked

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