Check the listing for details. Temperature sensor Koso for air cooled motors Adapter for spark plug d = 1. Condition: New. Listed at 33.03 USD. Temperature sensor for air-cooled engines. This allows owners of AC motors to measure their cylinder temperature using the Koso PRO Multimeter. The ring is simply screwed under the spark plug. Includes 5 spare rings. Sensor diameter: 14mm (also available as 10mm)!Please compare the connector of your Koso device before purchasing!Note: The model list is a universal list, so please check compatibility before purchasing. About the manufacturer KosoKoso has been shining in the motorized two-wheel scene for over 30 years with its innovative high-tech products. Koso is driven by the development of novel technologies in all its products to create innovations in the market. Thanks to this continuous innovation, Koso consistently delivers technically advanced and ver Comparison numbers: KI000R14.