Direct replacement to your original unitQuality exceeds the OEM equipment3 stick coils includedAll products are testedDimensions:Internal tube diameter: 9 mmExternal tube diameter: 16.6 mmLength: 130 mmSeal diameter: 37.5 mmSeal height: 18 mmOther specifications:Number of plugs: 1Number of terminals: 2Primary resistance: 1.3 ohmsDirect replacement to your original unitWarning:Risk of electric shock. Disconnect the battery before servicing.Ensure proper installation by a qualified technician to avoid malfunction.Resistance: 1.3 OhmYamaha OE: 8ES-82310-00-00