PDFRCW 46.37.539Motorcycles and motor-driven cycles—Additional requirements and limitations.Every motorcycle and every motor-driven cycle shall also comply with the requirements and limitations of:RCW 46.37.380 on horns and warning devices;RCW 46.37.390 on mufflers and prevention of noise;RCW 46.37.400 on mirrors; andRCW 46.37.420 on tires.[ 1977 ex.s. c 355 § 53.]NOTES:Rules of court: Monetary penalty schedule—IRLJ 6.2.Severability—1977 ex.s. c 355: See note following RCW 46.37.010.