RPM मीटर का फायदा उठाते हो क्या आप ? Maruti Suzuki Wagon R पर DEMO

this video is about the function and meaning of RPM gauge/meter or Tachometer. and how we can use it while driving to get better performance or mileage.\r
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Tachometer use\r
Benefit of Tachometer\r
How to use RPM Meter.