Hoca Performance  Ruckus Idle Jet Hoca Idle Jet used in the Honda Ruckus. Please select jet size #36 - #44 from the drop down menu. Thread Size: M5x0.80Overall Length: 28mmAvailable Sizes: #36, #37, #38, #39, #40, #41, #42, #43 and #44Please select jet size from the drop down menu