Fitment: for Yamaha Zuma 50 (YW50) 2003-2005, for Yamaha Zuma 50 (YW50) 2008-2011. Three Mode: Rotate the lever to adjust mode for needs. ON: Allow you to operate with normal fill-ups. OFF: Turn it to off position when you are done riding or stop to use for long time. RESERVE: Allow you to access the lower portion of the gas tank when gas level is low.. Durable Use: The fuel gas tank switch valve petcock is made of durable metal. Work well at high temperatures and can withstand shock and vibration.. Function: Reduce fuel consumption and prevent fuel tank leakage, provide a safety driving and long lasting performance, durability, and dependability.. Package Includes: 1 x Fuel Valve Petcock.
