Hour Meter OZ-USA Tach Hourmeter tachometer Motorcycle ATV RM LTZ DR DRZ 400 Sm 650 ... hourmeter / tachometer will work on any gas powered engine Very easy to install, just 1 wire; Wrap it around your spark cable and you are ready to go. Programmable maintenance interval setting. No more guessing for the oil change. It will show both engine rpm and hours of operation APPLICATIONS:ATVs and motorcycles, all 4 stroke or 2 stroke gas engines